~ / startup analyses / The DNA of a Great SaaS Idea: 12 Startup Ideas Scored


The DNA of a Great SaaS Idea: 12 Startup Ideas Put Through the Worksheet

Rob Walling's "DNA of a Great SaaS Idea" worksheet lays out 18 factors that the best SaaS businesses tend to share. Not every business needs all 18, but the more you tick, the stronger your foundation. I went through the worksheet for 12 startup ideas I've been kicking around or find genuinely interesting, scored each one honestly, and answered every reflection question. No fluff.

The 18 factors, for reference:

  1. B2B or B2Both
  2. Vertical SaaS is advantageous
  3. A market where the founder has an advantage
  4. You can reach customers online
  5. One or two people make the buying decision
  6. An existing, proven market with a large, hated incumbent
  7. People are actively searching for a solution
  8. Aspirin (solves a deep pain point)
  9. Competitor pain
  10. Dual funnel
  11. Some form of virality
  12. Price insensitive customers
  13. Expansion revenue (a key value metric)
  14. Little to no platform risk
  15. High switching costs
  16. Customers you want to serve
  17. Most customers pay annually
  18. The right business for you


2. 1. Audit Trail SaaS for EU-regulated SMEs

Small and mid-sized businesses in regulated EU industries (finance, pharma, food production) need to maintain audit trails to comply with GDPR, ISO certifications, or sector-specific directives. Most are doing it in spreadsheets or paying for bloated enterprise software that's overkill. This is a focused tool: who did what, when, prove it to the auditor.

18 Factors Scorecard

#FactorScoreNotes
1B2B or B2BothYESPure B2B. SME compliance officers and ops managers.
2Vertical SaaSYESHighly vertical by regulation type. Could start with GDPR compliance in fintech.
3Founder advantagePARTIALAdvantage only if the founder has worked in compliance or regulated industry. Not a universal edge.
4Reachable onlineYESCompliance professionals are on LinkedIn. Industry associations have forums. Easy to target.
51-2 decision makersYESCOO or compliance lead signs off. Sometimes solo founder at the SME level.
6Proven market, hated incumbentYESSAP, Oracle, ServiceNow are the bloated giants everyone resents. Lots of Excel survivors too.
7Actively searchingYES"GDPR audit log software SME" gets real search volume. Post-fine anxiety drives search.
8AspirinYESRegulatory fines are existential for SMEs. This is very much aspirin.
9Competitor painYESSAP and ServiceNow users in SME bracket are universally miserable. Strong word of mouth opportunity.
10Dual funnelYESSelf-serve for small SMEs, white-glove for mid-market compliance teams. Both work here.
11ViralityWEAKAuditors review the tool. External auditors might ask "what do you use?" -- weak but exists.
12Price insensitive customersYESCompliance costs are a cost of doing business. Budget exists. Fines are way more expensive.
13Expansion revenueYESPer-user pricing, per-module (GDPR, ISO 27001, SOC2), per-integration. Lots of expansion paths.
14Low platform riskYESNot dependent on a single API or marketplace. Independent SaaS.
15High switching costsYESAudit trail is historical data. Migrating is a nightmare. Churn is structurally low.
16Customers you want to serveYESCompliance pros are methodical, appreciate good software, not cheap. Nice to work with.
17Annual paymentsYESCompliance budgets are annual. Annual subscriptions are the norm in this space.
18Right business for youPARTIALGreat business structurally. Less exciting for a pure-tech founder with no compliance background.

Score: 15.5 / 18

Reflection Questions

Q1: How many of the 18 factors does it incorporate? Which areas could be improved?
15.5 out of 18. The two weak spots are founder advantage and virality. Virality is structural and hard to fix. Founder advantage requires domain expertise -- the right founder (ex-auditor, ex-fintech ops) turns this into a 17/18.

Q2: How can you leverage unique advantages to stand out?
Deep knowledge of a specific regulation (e.g., DORA for financial entities) lets you build opinionated workflows, not just generic logging. SMEs will pay a premium for software that already knows exactly what the BaFin or ACPR auditor is going to ask for.

Q3: How will you validate that customers are searching?
Run $200 in Google Ads targeting "GDPR audit trail software" and "compliance log tool Europe". If cost-per-click is above $5, there's commercial intent. Also check Reddit r/gdpr and LinkedIn posts about compliance audits going wrong.

Q4: Aspirin or vitamin?
Pure aspirin. A failed audit means fines, regulatory investigation, loss of certification. The pain is acute, recurring, and existential for the business.

Q5: Dual funnel impact on growth?
Self-serve handles the long tail of micro-SMEs (1-20 employees) who just need basic GDPR logging. High-touch sales captures the 50-500 employee bracket where the compliance function is more complex and the deal size justifies a sales call. The dual funnel here naturally separates into two distinct ACV tiers.

Q6: Are customers price insensitive?
Yes. Compliance software is a line item in every regulated company's budget. The ROI framing is "this costs $200/month, a GDPR fine starts at 4% of annual revenue." That math closes itself.


3. 2. Cold Email Infrastructure for French Founders

French B2B founders are 3-5 years behind Anglophone ones on cold outreach. They use Lemlist or Instantly but don't understand deliverability, domain warm-up, or how to write a non-cringe cold email. This is a done-for-you cold email infrastructure: domain setup, warm-up, sequence templates in French, and monthly coaching calls. Horizontal in theory, but laser-focused on the French market.

18 Factors Scorecard

#FactorScoreNotes
1B2B or B2BothYESFounders, sales leads, SDRs at French B2B startups.
2Vertical SaaSYESFrench-market focus is the vertical. Language + legal compliance with CNIL.
3Founder advantageYESIf you're already doing cold email in France and building a network, this is your market.
4Reachable onlineYESFrench founders congregate on LinkedIn, BFM Tech, Maddyness community, Slack groups like Startup Owl.
51-2 decision makersYESFounder or head of sales. Usually one person at early-stage.
6Proven market, hated incumbentPARTIALLemlist is French (Guillame Moubeche!) and loved, which complicates the narrative. The gap is the "done-for-you" service layer, not the tool itself.
7Actively searchingYES"Prospection email B2B France", "comment faire du cold email en francais" -- real searches, underserved content.
8AspirinPARTIALFounders feel the pain of empty pipelines. But cold email is one of many options. More vitamin-adjacent for founders who haven't committed to the channel.
9Competitor painYESInstantly and Apollo are English-only, culturally alien to French prospects. Lemlist has shifted upmarket. Gap in the French-native experience.
10Dual funnelYESSelf-serve: buy templates + deliverability guide. High-touch: done-for-you setup + monthly call.
11ViralitySTRONGCold emails land in people's inboxes. Good ones get forwarded or shared in Slack. "Who wrote that for you?" is a real growth loop.
12Price insensitive customersPARTIALEarly-stage founders can be cheap. But anyone who sees cold email as a pipeline tool budgets it as a revenue cost, not an expense.
13Expansion revenueYESMore domains, more sequences, more seats for the sales team, done-for-you tiers. Natural upsell ladder.
14Low platform riskPARTIALEmail deliverability is impacted by Google and Microsoft's spam policies. Changes to their algorithms can hurt, but this is manageable.
15High switching costsPARTIALWarm domains are sticky. Sequence libraries built over time are sticky. But the core tool is not deeply embedded.
16Customers you want to serveYESFrench founders are your peers. The feedback loop is fast and fun.
17Annual paymentsPARTIALFounders prefer monthly. Annual needs incentivizing.
18Right business for youYESIf you're embedded in the French startup scene, this is the business.

Score: 14 / 18

Reflection Questions

Q1: How many factors? What to improve?
14/18. Weaknesses: aspirin score (hard to fix structurally), platform risk (manageable), and annual payment conversion. Focus energy on framing the pain as "dead pipeline" rather than "missing a tool" -- that pushes it closer to aspirin.

Q2: Unique advantages to stand out?
Being French, in the French startup scene, with real relationships with founders. You're not selling a tool -- you're selling "I know how French B2B buyers respond to email, and I'll show you." That's a real moat against Instantly.

Q3: Validate search demand?
Post a Twitter/LinkedIn thread about "why French cold email fails" and see who DMs. Create a free guide and put it behind an email capture on a landing page. 100 email signups in 2 weeks = real demand signal.

Q4: Aspirin or vitamin?
Currently more vitamin. Reframe: "You have a sales team and no pipeline. Every day with no meetings costs you X euros in salaries." That framing turns it into aspirin quickly.

Q5: Dual funnel growth impact?
Self-serve captures indie consultants and solo founders (small ACV, high volume). High-touch captures Series A startups where a sales lead needs a full outbound system built. The two funnels serve different jobs, which is great -- no cannibalization.

Q6: Price insensitivity?
Target companies with a revenue target, not companies still looking for product-market fit. A startup with 3 salespeople and a revenue goal is not price sensitive on a $500/month cold email system.


4. 3. Scheduling & Client Management for Independent Tattoo Artists

Tattoo artists are terrible at scheduling. Most use Instagram DMs and a notebook. The good ones might use Calendly. None of them have a system that handles consultation forms, deposit invoicing, aftercare reminders, and portfolio-linked booking all in one place. This is a vertical SaaS for a niche that absolutely hates the tools available and is growing fast.

18 Factors Scorecard

#FactorScoreNotes
1B2B or B2BothYESB2B -- the artist is the business. Even solo artists are small businesses.
2Vertical SaaSYESExtremely vertical. Every feature maps to the tattoo artist workflow specifically.
3Founder advantagePARTIALStrong if you're in the tattoo world. Weak if you're an outsider -- this community is tight and suspicious of tech bros.
4Reachable onlineYESInstagram, TikTok, tattoo-specific subreddits, Facebook groups for tattoo artists. Very reachable.
51-2 decision makersYESSolo artist decides alone. Studio owner decides for the shop. One person.
6Proven market, hated incumbentYESBooksy, Fresha, and Square Appointments are generic booking tools that artists use grudgingly. Deep resentment, constant complaints on artist forums.
7Actively searchingYES"Tattoo booking software", "tattoo artist scheduling app" -- real search queries with decent volume.
8AspirinYESNo-shows cost real money. Deposit handling is a legal and logistical mess. This is operational pain, not nice-to-have.
9Competitor painYESBooksy has terrible customer support and generic UX. Artists constantly post about it. "Anyone know a better alternative to Booksy?" threads appear monthly.
10Dual funnelYESSelf-serve for solo artists (free trial, card required). High-touch for studio owners managing 5+ artists.
11ViralitySTRONGArtists share their booking page link with clients. Clients see "Book via [YourApp]" -- strong end-user virality. Also word of mouth in artist communities is powerful.
12Price insensitive customersPARTIALSolo artists can be price sensitive. But studios with revenue targets will pay. Target studios first.
13Expansion revenueYESPer-artist seat at multi-artist studios. Payment processing fees. SMS reminders as add-on. Portfolio hosting tier.
14Low platform riskYESIndependent SaaS. Payment processing via Stripe is standard.
15High switching costsYESClient history, custom consultation forms, booking history -- migrating is a pain artists won't do casually.
16Customers you want to serveYESTattoo artists are creative, opinionated, and will give brutal, honest feedback. Ideal early adopters.
17Annual paymentsPARTIALArtists prefer monthly. Discount incentive needed for annual. Achievable.
18Right business for youPARTIALDepends entirely on your relationship to the tattoo community. Outsiders will struggle with go-to-market.

Score: 15.5 / 18

Reflection Questions

Q1: Factors incorporated, areas to improve?
15.5/18. The weak spots are founder advantage (requires community embed) and annual payment conversion. The virality and switching cost scores are unusually strong for a vertical SaaS this niche.

Q2: Unique advantages?
Get 10 tattoo artist beta users, build features based on their actual workflow, and let them evangelize to their friends. "A tool built by someone who actually talked to us" is the differentiator. Don't compete on features -- compete on understanding.

Q3: Validate demand?
Post in 3 tattoo artist Facebook groups: "I'm building a booking tool specifically for tattoo artists, not a generic app. What do you hate most about your current setup?" 50+ comments = greenlight.

Q4: Aspirin or vitamin?
Aspirin. A no-show on a 3-hour session is $400 lost. Deposit handling done wrong is a legal dispute. The pain is financial and immediate.

Q5: Dual funnel growth?
Self-serve captures solo artists looking for a free Booksy alternative. High-touch captures studios -- one studio at $150/month pays more than 10 solo artists at $15/month each. Start high-touch to learn, then build self-serve once the workflow is clear.

Q6: Price insensitivity?
Price to the studio, not the solo artist. A 5-artist studio doing $30k/month in revenue will easily pay $200/month for software that stops no-shows and automates deposits. Solo artists are a growth market, not the core customer.


5. 4. Fleet Maintenance Tracker for Independent Truckers

Independent owner-operators in trucking (1-5 trucks) have no good software for tracking preventive maintenance, regulatory inspection compliance, and repair cost history. They use paper logs and memory. Missed maintenance = DOT violation = fine or grounded truck = no revenue. This is an extremely unsexy, extremely profitable vertical.

18 Factors Scorecard

#FactorScoreNotes
1B2B or B2BothYESPure B2B. The truck is the business.
2Vertical SaaSYESTrucking-specific compliance requirements, DOT regulations, FMCSA rules. Can't be served by generic maintenance software.
3Founder advantagePARTIALStrong for anyone with a trucking family or logistics background. Outsider needs to do serious customer discovery.
4Reachable onlineYESr/Truckers, Owner-Operator Facebook groups (massive), trucking YouTube channels. Very reachable.
51-2 decision makersYESThe owner-operator decides alone. Tiny small fleets: one dispatcher or owner.
6Proven market, hated incumbentYESFleetio and RTA Fleet Management exist but are priced for fleets of 20+. Owner-operators can't afford them and the UI is confusing. Deep resentment.
7Actively searchingYES"Fleet maintenance app owner operator", "truck maintenance log app" -- active searches with buying intent.
8AspirinYESDOT violation = grounded truck = zero revenue. This is as aspirin as it gets.
9Competitor painYESFleetio users complain it's too complex and expensive. Generic apps miss DOT-specific fields. Constant requests in forums for something simpler.
10Dual funnelYESSelf-serve for solo owner-operators. High-touch for small fleets (3-10 trucks) where the owner wants training and setup.
11ViralityWEAKTruckers share tools in Facebook groups. Not viral by design but word of mouth is strong in tight-knit owner-operator communities.
12Price insensitive customersYESA truck earning $200k/year in revenue will not hesitate at $50-100/month for software that keeps it legally compliant.
13Expansion revenueYESPer-truck pricing. Add second truck, pay more. Document storage add-on. Integration with ELD devices. Natural expansion.
14Low platform riskYESIndependent SaaS, no marketplace dependency.
15High switching costsYESFull maintenance history, inspection records, document storage -- no one wants to re-enter years of data.
16Customers you want to serveYESOwner-operators are no-nonsense, direct, loyal if you solve their problem. Good customers.
17Annual paymentsPARTIALMonth-to-month preferred. Annual discount would work for cost-conscious operators.
18Right business for youPARTIALVery unsexy but very solid. Perfect for a methodical builder who doesn't need hype to stay motivated.

Score: 15.5 / 18

Reflection Questions

Q1: Factors and improvements?
15.5/18. Weaknesses: virality (structural, not fixable), founder advantage (requires domain proximity), and annual conversion. Everything else is strong. This is a boring business with excellent fundamentals.

Q2: Unique advantages?
Build a landing page and join 3 owner-operator Facebook groups. Answer questions about DOT compliance for free for 30 days before selling anything. Trust is everything in this community. The advantage is showing up where no tech founder does.

Q3: Validate search?
Search volume for "owner operator maintenance log app" and related terms. Post in r/Truckers: "I'm building a simple DOT compliance tracker for owner-operators, nothing like Fleetio -- want 10 beta testers." Count responses in 48 hours.

Q4: Aspirin or vitamin?
Maximum aspirin. A roadside DOT inspection failure means hours of downtime, fines, and in some cases commercial license issues. The fear of this outcome drives immediate purchasing decisions.

Q5: Dual funnel?
Self-serve works perfectly for solo operators who just want a mobile app to log oil changes and inspections. High-touch for small fleet owners (3-10 trucks) who need setup, training, and possibly custom compliance reports for their state. Different ACV, different sales motion.

Q6: Price insensitivity?
Very price insensitive for this exact use case. Frame it as "DOT compliance insurance" -- the cost of one fine exceeds a year of subscription fees. That framing is devastating and true.


6. 5. AI Contract Review for Freelance Consultants

Freelance consultants (marketing, strategy, IT) sign client contracts but rarely have a lawyer. They want to know: is this NDA fair? Can this client cancel without paying? Are my IP rights protected? An AI tool that reads a contract in plain language and flags the 5 things they should negotiate before signing. Not legal advice, just translation from legalese to human.

18 Factors Scorecard

#FactorScoreNotes
1B2B or B2BothYESB2B -- freelancers are small businesses.
2Vertical SaaSPARTIALOrthogonal more than vertical -- targeted at freelancers as a role, across industries.
3Founder advantageYESAnyone who has freelanced and gotten burned by a bad contract has direct empathy and story to tell.
4Reachable onlineYESFreelancers are on LinkedIn, Twitter, Indie Hackers, freelancer subreddits, Facebook groups. Very reachable.
51-2 decision makersYESThe freelancer decides alone. Impulse purchase territory.
6Proven market, hated incumbentPARTIALLegalZoom and online lawyer review services are the alternative. Slow, expensive, overkill. Not a "hated incumbent" exactly -- more of an overpriced option.
7Actively searchingYES"How to review a freelance contract", "freelance NDA red flags" -- high search volume, mostly answered by blog posts, not tools.
8AspirinYESGetting stiffed on a $5,000 invoice because of a bad contract clause is very real pain. The fear of this drives the search.
9Competitor painYESDocuSign/LegalZoom are overkill. ChatGPT is free but gives anxiety-inducing legal disclaimers. There's a gap for a confident, simple, freelancer-specific product.
10Dual funnelYESSelf-serve pay-per-review works. Monthly subscription for active freelancers. Enterprise plan for consulting firms.
11ViralityPARTIAL"I used this to review my last contract" is shareable on Twitter/LinkedIn. Not built-in virality but strong word of mouth in freelancer communities.
12Price insensitive customersPARTIALFreelancers are often price sensitive. But someone about to sign a $20k contract will not hesitate at $30 for a review. Frame it per-use, not per-month.
13Expansion revenueYESVolume of contracts reviewed. Add contract drafting. Add negotiation templates. Add jurisdiction-specific advice. Natural expansion.
14Low platform riskPARTIALDependent on AI API providers (OpenAI/Anthropic). If costs spike or APIs change, margins get squeezed. Manageable but real.
15High switching costsLOWFreelancers will switch if something cheaper appears. Contract review is transactional unless you build a contract history/vault feature.
16Customers you want to serveYESFreelancers are smart, vocal, and will refer heavily if they love a product.
17Annual paymentsPARTIALTransactional pay-per-use is more natural here. Annual subscription possible for high-volume freelancers.
18Right business for youPARTIALGood business. Not exceptional. The switching cost problem is a real long-term risk.

Score: 13 / 18

Reflection Questions

Q1: Factors, improvements?
13/18. The weak spots are switching costs (structural risk), platform dependency on AI APIs, and price sensitivity. Switching costs can be improved by building a contract history vault -- once someone has 20 reviewed contracts in your system, they're not leaving. That's the key feature to prioritize.

Q2: Unique advantages?
If you've been freelancing and got burned, that story is your marketing. Freelancers trust founders who've lived the problem. The technical advantage is prompt engineering -- a good AI contract reviewer that actually catches the right clauses is a hard product to copy quickly.

Q3: Validate demand?
Post a tweet: "I got stiffed $8k because of a bad contract clause. I built a tool to catch that. Want to try it?" The replies will tell you everything. Also check Gumroad and ProductHunt for similar products -- if they exist, they validate the market.

Q4: Aspirin or vitamin?
Aspirin, but time-delayed. The pain hits when you get burned, not before. The challenge is selling aspirin to people who haven't had the headache yet. Reframe: "Protect your next invoice before you sign." Fear of loss is more powerful than promise of gain.

Q5: Dual funnel?
Pay-per-review captures impulse buyers. Monthly subscription for active consultants who sign multiple contracts. B2B consulting firm plan for agencies that want all their freelancers protected. Three distinct segments, three price points.

Q6: Price insensitivity?
Highly contextual. A $50k consulting engagement makes $50 for a contract review a non-decision. A $1k gig makes even $10 feel like a lot. Target mid-to-high ticket consultants ($150/hour+) where the math is clearly favorable.


7. 6. Permit Management Software for Renovation Contractors

General contractors running kitchen/bathroom renovations deal with permit applications, inspection scheduling, code compliance documentation, and subcontractor coordination across dozens of active jobs. Most do it in email threads and spreadsheets. Permit delays are the number one cause of project overruns. This is a vertical SaaS for a massive, completely underserved market.

18 Factors Scorecard

#FactorScoreNotes
1B2B or B2BothYESPure B2B. Small-to-mid renovation contractors.
2Vertical SaaSYESHighly vertical -- permit rules differ by municipality, building code by state/country. Generic tools can't handle this.
3Founder advantagePARTIALStrong advantage for anyone with construction industry background or family. Pure tech founders need deep discovery to compensate.
4Reachable onlineYESContractors forums, Facebook groups, Houzz Pro community. Reachable but slightly less digital-native than other verticals.
51-2 decision makersYESBusiness owner or ops manager decides. Small shops, one person.
6Proven market, hated incumbentYESProcore exists but is enterprise-priced ($50k+/year). BuilderTrend is used but hated for its complexity. Massive gap for mid-market.
7Actively searchingYES"Permit tracking software contractor", "construction permit management app" -- active commercial searches.
8AspirinYESPermit delay = idle crew = cost overrun = angry client. This is brutal financial pain, daily.
9Competitor painYESProcore users at small contractor scale are consistently frustrated. "Procore is too much for us" is a common complaint.
10Dual funnelYESSelf-serve for single-crew operators. High-touch sales for 10-50 crew contractors running multiple jobs simultaneously.
11ViralityPARTIALGeneral contractors work with subcontractors who might get invited to the platform. Weak but real network effect within project teams.
12Price insensitive customersYESA contractor doing $2M in annual revenue will not blink at $300/month if it prevents one permit delay. ROI is undeniable.
13Expansion revenueYESPer-active-project pricing. Subcontractor seats. Municipality integration add-ons. Document storage. Lots of expansion.
14Low platform riskYESIndependent SaaS. Some municipality API integrations but core product is self-contained.
15High switching costsYESProject history, permit archives, inspection documentation -- a contractor won't migrate 50 active projects. Very sticky.
16Customers you want to serveYESContractors are direct, results-driven, loyal to what works. Great customers to build for.
17Annual paymentsYESConstruction businesses plan annual budgets. Annual software spend is normal and even preferred for cash flow purposes.
18Right business for youPARTIALExcellent fundamentals. Requires patience -- contractor sales cycles are longer than SaaS-native companies.

Score: 16.5 / 18

Reflection Questions

Q1: Factors and improvements?
16.5/18. One of the strongest scores in this report. The only real weaknesses are founder advantage (solvable with customer discovery) and virality (structural). The fundamentals here are genuinely exceptional.

Q2: Unique advantages?
Deep knowledge of a specific state or regional permit process. If you know how the Paris Mairie or the Texas DPS handles permits better than anyone else, you're not just building software -- you're encoding expertise. That's a moat that takes years to replicate.

Q3: Validate demand?
Call 20 contractors in your city. Ask: "How do you currently track permit status across your jobs?" The answers will be depressing and validating simultaneously. Bonus: ask if they'd pay $99/month to automate it. Count yeses.

Q4: Aspirin or vitamin?
Aspirin. Permit delay is the leading cause of project overruns and client disputes. It costs contractors real money, damages relationships, and is completely preventable with better tooling. The pain is acute and recurring.

Q5: Dual funnel?
Self-serve works for solo operators running 1-3 jobs who just need a permit status tracker. High-touch works for 10-person shops where you need to show them how to migrate their current spreadsheet system and train the office manager. Two very different motions, very different ACVs.

Q6: Price insensitivity?
Extremely price insensitive. Contractors understand the cost of downtime viscerally. If your software prevents one permit delay per quarter, it pays for itself 10x over. That conversation closes itself.


8. 7. Board Meeting Automation for Small VC Funds

Small VC funds (sub-$50M AUM) manage board seats in 15-30 portfolio companies. Every quarter they need to prepare board packs, track action items, distribute materials, and document decisions. They do this in email, Notion, and Dropbox. A focused SaaS that handles the full board meeting workflow for small-to-mid funds is missing.

18 Factors Scorecard

#FactorScoreNotes
1B2B or B2BothYESPure B2B. Small VC funds and family offices.
2Vertical SaaSYESHighly vertical -- VC board management has specific compliance, governance, and communication needs.
3Founder advantageYESStrong advantage for anyone who has been an operator, angel investor, or fund employee. The pain is firsthand.
4Reachable onlineYESVCs are incredibly active on Twitter/X. LinkedIn for GPs is dense. VC communities like Lux Capital alumni, First Round Network -- easy to reach.
51-2 decision makersYESManaging partner or one of two GPs decides. Tiny team, fast decisions.
6Proven market, hated incumbentYESDiligent and BoardVantage are enterprise ($50k+/year) and overkill for small funds. Notion/Google Docs are jury-rigged. Clear gap.
7Actively searchingYES"Board management software VC fund", "portfolio board meeting tool" -- active searches, low competition in content.
8AspirinPARTIALMissing action items is embarrassing and erodes founder trust. Not existential but definitely painful. More like strong aspirin.
9Competitor painYESDiligent users at small funds universally feel it's overkill. Notion users feel the lack of structure during board prep. Real pain from both sides.
10Dual funnelYESSelf-serve for solo angels and micro-funds. High-touch for established small funds with a portfolio of 15+ companies.
11ViralityPARTIALPortfolio founders receive board materials through the platform. They see the tool. Some will ask about it for their own investor updates. Weak but real.
12Price insensitive customersYESVCs managing $20M in assets will not hesitate at $500/month for a tool that makes them look professional to their LPs and portfolio companies.
13Expansion revenueYESPer-portfolio-company pricing. LP reporting add-on. Document signing integration. Portfolio company user seats.
14Low platform riskYESIndependent SaaS. Some integrations (DocuSign, Google Drive) but not dependent on any single platform.
15High switching costsYESYears of board meeting history, action item archives, governance documentation. Not something you migrate lightly.
16Customers you want to serveYESVCs are smart, connected, and will refer heavily if the product is good. Best customers for word-of-mouth growth.
17Annual paymentsYESFund operations are annual budgets. Annual SaaS is completely normal and expected in this world.
18Right business for youYESIf you're in the VC orbit, this is the business. Small TAM but high ACV and incredible word of mouth potential.

Score: 16.5 / 18

Reflection Questions

Q1: Factors and improvements?
16.5/18. Excellent. The only structural weakness is aspirin score -- not existential pain, just strong professional pain. Virality is weak but exists. Everything else is exceptional. Small TAM is the real risk, not the DNA score.

Q2: Unique advantages?
Being part of a VC community (even as a founder or operator) gives you credibility and access. The first 10 customers will come from your personal network. VCs buying software on the recommendation of another GP they trust closes in one call.

Q3: Validate demand?
DM 20 GPs at sub-$50M funds on Twitter. Ask: "What do you use for board meeting prep and portfolio governance?" The answers will be embarrassingly manual. That's your validation.

Q4: Aspirin or vitamin?
Close to aspirin. Missing a board action item, losing a governance document, or sending a disorganized board pack to LPs is professionally damaging. Reframe: "Your LPs judge your operational rigor. Your board meetings are the evidence." That hardens the pain.

Q5: Dual funnel?
Self-serve for solo angels managing 5-10 investments. High-touch for institutional small funds with GPs who need onboarding and want their existing Notion structure migrated. Both exist and don't cannibalize each other.

Q6: Price insensitivity?
Extremely price insensitive. A GP managing $30M in assets sees $500/month as basically free. Position it at $400-600/month and it will never come up in budget conversations.


9. 8. Customer Feedback Aggregator for SaaS Support Teams

SaaS companies get feature requests, bug reports, and complaints scattered across Intercom, Zendesk, Slack, email, and Twitter. Product teams are drowning in unstructured feedback with no way to prioritize. This tool pulls it all in, clusters it, and shows what's actually being asked for most often -- not just what's loudest.

18 Factors Scorecard

#FactorScoreNotes
1B2B or B2BothYESPure B2B. SaaS companies with product and support teams.
2Vertical SaaSNOOrthogonal -- for Head of Product or VP of Support across all SaaS companies. Not industry-specific.
3Founder advantageYESAny founder who has run a SaaS product and been overwhelmed by feedback routing has lived this problem.
4Reachable onlineYESProduct managers are intensely active on Twitter, ProductHunt, Lenny's Newsletter community, Slack groups. Very reachable.
51-2 decision makersPARTIALVP of Product or Head of Support. Sometimes requires engineering sign-off for integrations. Can get complicated.
6Proven market, hated incumbentYESProductboard and Canny exist but are expensive and opinionated. Intercom has a weak version. Constant complaints about the category not solving the actual problem.
7Actively searchingYES"Customer feedback aggregation tool", "feature request management SaaS" -- active searches with clear buying intent.
8AspirinPARTIALReal pain but not existential. Product teams function (badly) without this. More strong vitamin than aspirin.
9Competitor painYESProductboard users regularly complain it's too complex and expensive for mid-stage SaaS. Canny users want more AI synthesis. The gap is well-documented on Twitter.
10Dual funnelYESSelf-serve for small SaaS teams. High-touch for Series B+ companies with dedicated support ops.
11ViralityPARTIAL"Powered by [tool]" on public roadmap pages. Customers interact with the feedback widget. Weak but present.
12Price insensitive customersPARTIALEarly-stage SaaS teams are cost conscious. Series A+ teams have budget. Target post-Series A.
13Expansion revenueYESPer-seat for product team. Per-source integration (Zendesk, Intercom, Slack). Volume of feedback processed. Clear expansion.
14Low platform riskPARTIALDepends on integration with Intercom, Zendesk, Slack APIs. If any of those change their API terms, product is affected.
15High switching costsYESMonths of clustered feedback history, tagged themes, prioritization decisions -- not something you migrate easily.
16Customers you want to serveYESProduct managers and support leads are thoughtful, give great feedback, and champion tools they love internally.
17Annual paymentsYESSaaS teams pay for SaaS tools annually. This is the default expectation in the space.
18Right business for youYESCrowded but real market. Right for a founder with strong SaaS product intuition and distribution into the PM community.

Score: 13.5 / 18

Reflection Questions

Q1: Factors and improvements?
13.5/18. The weakness is aspirin score and the orthogonal (not vertical) nature. Improving the aspirin: frame it around "you're building the wrong features because you're listening to the loudest 5% of customers." That shifts it from a nice-to-have to a strategic risk.

Q2: Unique advantages?
Distribution into the PM community via Twitter, Lenny's Newsletter, or a content angle ("I analyzed 1000 user feedback messages so you don't have to") is the differentiation. Product is table stakes; go-to-market is the moat in this crowded category.

Q3: Validate demand?
Ask 20 PMs in your network: "What percentage of feature requests do you actually track systematically?" When they say "almost none" or "it's a mess", you're there. Follow up: "Would you pay for something that fixed that?" Count yeses with dollar amounts attached.

Q4: Aspirin or vitamin?
Currently vitamin. Make it aspirin by proving that untracked feedback leads to churn: "Your customers asked for X 47 times last quarter. You didn't build it. Three churned citing X this month." That causal link is the product's core value prop.

Q5: Dual funnel?
Self-serve works for small SaaS teams ($30-100k ARR) who just need better feedback tracking. High-touch for growth-stage companies ($1M+ ARR) where you do a proper onboarding and connect all their feedback channels in one session. Very different selling motions.

Q6: Price insensitivity?
Target Series A+ companies where product decisions have real stakes. A company with $1M ARR and 500 customers has budget for $400/month. Early-stage is too price sensitive and too chaotic to be a reliable customer base.


10. 9. Technical Interview Prep Platform for Bootcamp Grads

Bootcamp graduates are flooding the job market but failing technical interviews at high rates. They can write React components but can't solve a binary tree problem. LeetCode exists but is overwhelming and unstructured. This is a guided, curriculum-based platform that takes a bootcamp grad from zero to interview-ready in 8 weeks, with mock interviews and AI feedback on solutions.

18 Factors Scorecard

#FactorScoreNotes
1B2B or B2BothNOThis is B2C -- individual bootcamp graduates paying out of pocket. Red flag for the worksheet.
2Vertical SaaSPARTIALVertical in the sense of bootcamp grads specifically, but the market overlaps with all software engineers.
3Founder advantageYESAnyone who has gone through bootcamp or hired bootcamp grads has the lived experience.
4Reachable onlineYESBootcamp communities are on Discord, Reddit, LinkedIn. Reachable but also extremely crowded with similar products.
51-2 decision makersYESIndividual buys for themselves. One decision maker.
6Proven market, hated incumbentYESLeetCode is universally hated for being un-opinionated. AlgoExpert is expensive. Gaps exist.
7Actively searchingYES"Interview prep for bootcamp graduates", "how to pass FAANG interview from bootcamp" -- very active search.
8AspirinYESFailing interviews = no job = no income after spending $15k on bootcamp. Extremely painful.
9Competitor painYESLeetCode users routinely describe it as demoralizing and unguided. The pain is well-documented.
10Dual funnelPARTIALSelf-serve individual. Could do B2B to bootcamps directly (high-touch). Bootcamp partnerships are the key.
11ViralityYES"I got my offer using this platform" shares on LinkedIn are extremely common in this community. Referral programs work well here.
12Price insensitive customersNOBootcamp grads are students or recent grads with no income. Extremely price sensitive. This is a big structural problem.
13Expansion revenuePARTIALLimited -- you pass the interview, you stop using the product. One-time value unless you add ongoing career services.
14Low platform riskYESIndependent SaaS with no critical third-party dependencies.
15High switching costsLOWProgress can be abandoned. Users switch to free LeetCode frequently. Low retention.
16Customers you want to serveYESMotivated learners are energizing to build for. The success stories are real and visible.
17Annual paymentsNONobody in this segment pays annually. Monthly or one-time cohort-based pricing.
18Right business for youPARTIALEmotionally fulfilling. Not a great business structurally. B2C edtech has brutal unit economics.

Score: 10 / 18

Reflection Questions

Q1: Factors, improvements?
10/18. The structural problems here are not fixable without changing the business model. B2C, price-sensitive customers, low switching costs, no expansion revenue, and no annual payments are all interrelated. The pivot: sell to bootcamps, not bootcamp grads. Bootcamp operators (B2B) are price insensitive, make one decision, and will pay $2k/month for a tool that improves their hiring outcomes.

Q2: Unique advantages?
Deep knowledge of where bootcamp grads fail (specific algorithm patterns, behavioral interview failures) is the differentiation. Curriculum that maps to actual hiring patterns at specific companies is something LeetCode can't do with a general approach.

Q3: Validate demand?
Post in r/learnprogramming: "Would you pay $50 for a structured 8-week program to get interview-ready after bootcamp?" Count replies. Also DM 5 bootcamp operators about a white-label version -- one yes is more valuable than 50 B2C signups.

Q4: Aspirin or vitamin?
Aspirin for the individual. Vitamin for the bootcamp (nice to have, graduates usually get jobs eventually). Sell it as aspirin to bootcamp operators: "Your graduation-to-employed rate is your most important marketing metric. We move that metric."

Q5: Dual funnel?
This is the key structural improvement. B2C (individual subscriptions) for cash flow. B2B (bootcamp partnerships, white-label licensing) for real revenue. The B2B track at $2k/month per bootcamp is 10x more efficient than 40 individual subscribers at $50/month.

Q6: Price insensitivity?
Individual bootcamp grads are very price sensitive. Bootcamp operators are not -- their business model depends on hiring outcomes and they spend heavily on outcome improvement. Pivot the ICP, pivot the price sensitivity problem.


11. 10. Churn Prediction Tool for B2B SaaS Companies Under $2M ARR

Early-stage SaaS companies bleed revenue to churn they could prevent if they saw it coming. Mature companies use Gainsight or ChurnZero but these are enterprise tools ($20k+/year). A lightweight tool that monitors product usage, email engagement, and support ticket volume to surface "at-risk" accounts before they cancel -- built specifically for $200k-$2M ARR SaaS companies.

18 Factors Scorecard

#FactorScoreNotes
1B2B or B2BothYESPure B2B. SaaS founders and customer success leads.
2Vertical SaaSNOOrthogonal -- for SaaS companies across all industries, focused on a role (CS/founder), not an industry.
3Founder advantageYESAny SaaS founder who has lost customers to invisible churn has lived this problem. Strong empathy and domain credibility.
4Reachable onlineYESSaaS founders are on Twitter, Indie Hackers, MicroConf communities. Extremely reachable.
51-2 decision makersYESFounder or Head of CS decides alone at this stage. Fast sales cycle.
6Proven market, hated incumbentYESGainsight and ChurnZero are the hated giants -- overpriced, complex, built for enterprises. Clear gap at sub-$2M ARR.
7Actively searchingYES"Churn prediction tool early stage", "customer success software small SaaS" -- active searches from the right audience.
8AspirinYESEvery churned customer at $200/month is $2,400/year gone. At 10% churn on $500k ARR, that's $50k/year in preventable loss. Aspirin.
9Competitor painYESGainsight users at SMB scale consistently describe it as enterprise overkill. ChurnZero has better targeting but still expensive. Clear migration appetite.
10Dual funnelYESSelf-serve for solo founders managing CS themselves. High-touch for teams with a dedicated CS person who needs training.
11ViralityWEAKFounders talk tools with each other. Community word-of-mouth is the virality here. No built-in product virality.
12Price insensitive customersYESA company at $500k ARR spending $300/month on churn prevention is investing ~0.7% of revenue to protect the whole base. Easy yes.
13Expansion revenueYESPricing tied to number of customers monitored, or MRR under management. Natural expansion as the customer's business grows.
14Low platform riskPARTIALIntegrates with Stripe, Intercom, Segment -- if APIs change, integration maintenance required. Manageable.
15High switching costsYESHistorical churn data, health score baselines, alert configurations -- the tool becomes the institutional memory. Hard to leave.
16Customers you want to serveYESSaaS founders are your tribe. They give the best feedback and champion tools they love vocally.
17Annual paymentsYESSaaS-to-SaaS sales are annual by default. The irony of a churn tool that churns its own customers is lost on no one.
18Right business for youYESIf you're a SaaS founder, you're selling to yourself. Exceptional founder-market fit.

Score: 15.5 / 18

Reflection Questions

Q1: Factors and improvements?
15.5/18. Main weaknesses: orthogonal (not vertical, structural), virality (weak but manageable through community), and minor platform risk. The business is extremely strong for the right founder. The orthogonal nature is not actually a weakness in practice -- the SaaS founder community is tight and self-referential.

Q2: Unique advantages?
Being a SaaS founder yourself is the entire advantage. You will have immediate credibility, a personal network of potential customers, and lived experience to inform every product decision. Post your MRR publicly and people will trust you to help them protect theirs.

Q3: Validate demand?
Tweet: "I lost $18k in ARR this year to preventable churn. Building something to fix that. Who else has this problem?" The quality of the replies will tell you everything. Join MicroConf Slack and ask the same question.

Q4: Aspirin or vitamin?
Strong aspirin. Every churned customer is a financial event, a relationship failure, and a product signal all at once. The emotional sting of seeing a customer cancel after months of work is acute. This product removes that sting by letting you act before the cancellation.

Q5: Dual funnel?
Self-serve for solo founders who want to connect Stripe + Intercom in 5 minutes and see their at-risk accounts. High-touch for companies with a CS team (3-10 people) that needs a more structured health score framework. Different ACVs, same product, different onboarding paths.

Q6: Price insensitivity?
Very price insensitive once you make the ROI real. "You're losing $4k/month in preventable churn. This tool costs $200/month. That's a 20x ROI." That conversation ends before it begins.


12. 11. Rental Property Accounting for Independent Landlords

Independent landlords (1-10 properties) are chronically underserved by software. Quickbooks is too complex. Spreadsheets are a nightmare at tax time. Stessa exists but is limited. A clean, opinionated accounting tool built specifically for rental property P&L, expense tracking, tenant payment reconciliation, and tax preparation -- with no real estate agency bloat.

18 Factors Scorecard

#FactorScoreNotes
1B2B or B2BothYESB2B -- landlords are running small businesses, even if they don't always think of themselves that way.
2Vertical SaaSYESHighly vertical -- rental property accounting has specific tax rules (depreciation, mortgage interest deduction) that generic tools handle poorly.
3Founder advantagePARTIALStrong if you or a close family member owns rental properties. Weak for outsiders.
4Reachable onlineYESr/realestateinvesting, BiggerPockets, landlord Facebook groups. Very large and active communities.
51-2 decision makersYESThe landlord decides alone. Often motivated by upcoming tax season -- strong seasonal urgency.
6Proven market, hated incumbentYESQuickbooks users in this segment are frustrated by the complexity. Stessa has strong brand but weak feature set. Clear gap.
7Actively searchingYES"Rental property accounting software", "landlord tax tracking tool" -- high search volume, strong seasonal spikes around tax season.
8AspirinYESTax season pain is acute and annual. Missed deductions cost real money. Disorganized records create accountant fees and audit anxiety.
9Competitor painYESStessa users want more, Quickbooks users find it overkill. Consistent complaints in BiggerPockets forums.
10Dual funnelYESSelf-serve for single-property landlords. High-touch for small portfolio investors (5-10 units) who want onboarding and migration help.
11ViralityPARTIALLandlords share tools in BiggerPockets and Facebook groups. Community word-of-mouth is strong. Not product virality but community-driven.
12Price insensitive customersYESLandlords with even one rental property earning $15k/year in rent will easily pay $150/year for clean accounting. Tax savings alone justify it.
13Expansion revenueYESPer-property pricing. Add properties, pay more. Tax professional marketplace add-on. Bank connection add-on. Tenant payment integration.
14Low platform riskPARTIALBank feed integrations (Plaid) carry some risk. Tax rules changes require product updates. Manageable.
15High switching costsYESYears of property financial history, depreciation schedules, tenant records -- nobody migrates this casually.
16Customers you want to serveYESIndependent landlords are practical, community-oriented, and loyal to tools that save them time and money at tax time.
17Annual paymentsYESAnnual subscriptions align perfectly with the tax year mindset of the customer. Strong natural fit.
18Right business for youPARTIALExcellent fundamentals. Requires patience -- this is not a fast-growth SaaS. It's a durable, cash-flowing business.

Score: 16 / 18

Reflection Questions

Q1: Factors and improvements?
16/18. Exceptional fundamentals. The only real weaknesses are founder advantage (requires personal proximity to the market) and product virality (structural). The tax season urgency is a massive acquisition lever that compounds annually.

Q2: Unique advantages?
Deep knowledge of rental-specific tax rules (depreciation schedules, passive income rules, 1031 exchanges) is the moat. A tool that confidently handles Schedule E tax prep without requiring an accountant is differentiated in a way that takes years to replicate.

Q3: Validate demand?
Post in BiggerPockets: "What software do you use for rental property accounting? What do you hate about it?" The thread will write itself. Bonus: offer a free 30-minute call to 10 respondents. That's your discovery research and early customer pipeline simultaneously.

Q4: Aspirin or vitamin?
Aspirin, with a strong seasonal spike. "It's February and you can't find your Q4 expenses" is visceral pain. The time pressure of tax deadlines converts fence-sitters. Launch acquisition campaigns in January every year.

Q5: Dual funnel?
Self-serve for single-property landlords who just need a cleaner Stessa. High-touch for investors with 5+ properties who want a migration from their Excel system and a training session. The ACV difference is significant: $100/year vs $500/year.

Q6: Price insensitivity?
Highly price insensitive once framed correctly. "This saves you $500 in accountant fees and 10 hours of manual work at tax time. It costs $12/month." That's not a purchase conversation, it's a formality.


13. 12. API Documentation Generator for Backend Developers

Backend developers are terrible at writing documentation. OpenAPI specs exist but generating readable, accurate, developer-friendly docs from them is still painful. Existing tools like Swagger UI, Redoc, and Stoplight are powerful but complex. This is an opinionated, beautiful, zero-config API documentation tool that generates from your codebase automatically and stays in sync with every deployment.

18 Factors Scorecard

#FactorScoreNotes
1B2B or B2BothYESB2B -- developer tools are bought by companies (engineering budget) even if the user is an individual dev.
2Vertical SaaSNOHorizontal devtools. No specific industry focus -- any company with an API needs this.
3Founder advantageYESAny backend developer who has shipped an API and hated the documentation step has lived this problem. Very strong empathy.
4Reachable onlineYESDevelopers are on Twitter, Hacker News, Reddit, Discord. Easiest audience in tech to reach with good content.
51-2 decision makersPARTIALIndividual developer can start for free. Team/company plan requires engineering manager or CTO sign-off. Can get longer.
6Proven market, hated incumbentYESSwagger UI is widely used and widely disliked for its aesthetic and UX. Stoplight is powerful but complex and expensive. Readme.io exists but is generic.
7Actively searchingYES"API documentation tool", "generate API docs from code" -- very high search volume. Commercial intent is clear.
8AspirinPARTIALOutdated documentation frustrates API consumers and creates support tickets. Real pain but often deprioritized until it becomes a customer problem. More vitamin than aspirin for most teams.
9Competitor painYESSwagger UI users hate the UI. Stoplight users find it overkill. Postman tries to do too much. Constant "is there something better?" threads on developer forums.
10Dual funnelYESFree tier for open-source and indie devs (virality driver). Paid teams plan. Enterprise plan with SSO and private docs. Classic developer tool funnel.
11ViralityYES"Powered by [tool]" on public API docs is strong viral surface. Every API consumer who sees great documentation and asks "how did you make this?" is a lead.
12Price insensitive customersPARTIALIndividual devs are price sensitive. Engineering teams at SaaS companies are not. Target the team plan, not the individual.
13Expansion revenueYESPer-seat for team. Custom domain add-on. Analytics on doc page usage. Enterprise features. Clear expansion ladder.
14Low platform riskPARTIALGitHub integration is critical -- if GitHub changes its API or policies, it impacts the product. Manageable but real.
15High switching costsPARTIALAPI docs are often public-facing with custom URLs and embedded in developer onboarding flows. Switching requires updating all external links and re-building the docs. Moderately sticky.
16Customers you want to serveYESDevelopers are the best customers. Fast feedback, high standards, vocally loyal when you solve their problem.
17Annual paymentsYESDeveloper tools at the team level are typically annual. Engineering budgets plan annually.
18Right business for youYESHighly competitive space (Mintlify just raised, Readme is established) but the right founder can carve out a strong position with a strong aesthetic differentiation.

Score: 14 / 18

Reflection Questions

Q1: Factors and improvements?
14/18. Main weaknesses: horizontal (not vertical), aspirin score (hard to fix without changing the product's core value prop), and partial switching costs. The horizontal nature means the go-to-market is harder -- you're competing in a crowded devtools space. Improve by dominating one tech stack first (e.g., Go developers) before expanding.

Q2: Unique advantages?
Being a developer yourself is table stakes here. The actual advantage is taste -- opinionated, beautiful documentation that engineers feel proud to ship. Mintlify won early market share almost entirely on aesthetic. The technical moat is the "stays in sync with every deployment" piece -- true zero-maintenance docs is a genuinely hard engineering problem.

Q3: Validate demand?
Post a Hacker News Show HN with a working prototype and count GitHub stars in 48 hours. 200 stars = real demand signal. Also post in a Go or Rust community forum -- niche devs are vocal and will tell you immediately if it's actually better than what they have.

Q4: Aspirin or vitamin?
Currently vitamin for most teams. Reframe: "Every API you ship without good documentation generates 3x more customer support tickets. Here's your support ticket data from last month alongside your API changelog." That transforms documentation from a nice-to-have into a support cost reduction tool.

Q5: Dual funnel?
Free tier drives developer adoption and virality (public docs get the "powered by" viral loop). Team plan ($50-200/month) converts when the team sees the dev using it personally. Enterprise plan closes on SSO, private docs, and SLA. This is the classic bottom-up devtools motion and it works.

Q6: Price insensitivity?
Individual devs are price sensitive but don't need to be the buyers. Engineering teams at $1M+ ARR SaaS companies have developer tooling budgets. Target companies where the engineering manager is the buyer, not the individual engineer. That completely changes the price sensitivity dynamic.


14. Summary Scorecard

Startup IdeaScore / 18TypeStrongest FactorBiggest Gap
EU Audit Trail SaaS15.5VerticalHigh switching costs + aspirinFounder advantage (requires domain)
Cold Email for French Founders14VerticalFounder advantage + viralityAspirin score + Lemlist as loved incumbent
Tattoo Artist Scheduling15.5VerticalVirality + switching costsCommunity access required
Trucker Fleet Maintenance15.5VerticalAspirin + price insensitivityVirality + founder proximity
AI Contract Review (Freelancers)13OrthogonalAspirin + reachabilityLow switching costs
Permit Management (Contractors)16.5VerticalEverything -- near-perfect DNAFounder proximity + virality
Board Meeting Automation (VC)16.5VerticalPrice insensitivity + switching costsSmall TAM, weak aspirin
Customer Feedback Aggregator13.5OrthogonalCustomer quality + switching costsCrowded category, weak aspirin
Interview Prep (Bootcamp Grads)10B2CVirality + aspirinB2C, price sensitivity, no expansion
Churn Prediction (Early SaaS)15.5OrthogonalFounder-market fit + expansion revenueOrthogonal, weak built-in virality
Rental Property Accounting16VerticalAnnual payments + switching costsFounder proximity, slow growth
API Documentation Generator14HorizontalVirality + developer distributionHorizontal, vitamin not aspirin

The standout ideas by DNA score are Permit Management for Contractors (16.5), Board Meeting Automation for VCs (16.5), and Rental Property Accounting (16). All three share the same traits: vertical focus, high switching costs, price insensitive customers, and strong aspirin. The interview prep idea (10/18) is an example of what happens when a real pain meets bad business model fundamentals.

The framework doesn't guarantee success, but it's a brutal filter. Most startup ideas that feel exciting fail on factors 8 (aspirin), 12 (price insensitivity), and 15 (switching costs). Get those three right and the rest tends to follow.