Every resource founders actually use, in one library.

What founders use most, ranked by how many answers lean on it.

1. A real company showing its ICP before and after, including the messy middle where they were guessing. The point that narrow... Product for Engineers (PostHog) Newsletter · ~12 min read · GTM Defining our ICP is the most important thing we ever did Andy Vandervell In 9 answers
2. Poyar replaces the sales funnel with a five stage new user journey (discover, start, activate, convert, scale) and attaches... Growth Unhinged Newsletter · 10 min read · GTM Your guide to PLG benchmarks Kyle Poyar In 9 answers
3. A short, specific list of what to instrument on a self-serve funnel, including time to activation and time to convert, which... Amplitude Article · 12 min read · GTM Top 10 Metrics to Measure Freemium and Free Trial Performance Carmen DeCouto In 9 answers
4. The most complete breakdown of what goes into a health score: which four to six categories to weight, how to segment scores by... Gainsight Article · 12 min read · GTM Customer Health Score Explained: Metrics, Models and Tools Gainsight In 9 answers
5. The clearest arithmetic anywhere on rep economics: the rule of 10 for quota against base, four months to productivity, draws... Craft Ventures Essay · 12 min read · GTM Simple Math to Set Up a Sales Team David Sacks In 9 answers
6. The clearest single document on what a revenue data model should look like end to end, from lead through renewal and expansion.... Winning by Design Report · 46 page PDF · GTM The Bowtie Standard Winning by Design In 9 answers
7. The best plain English description of what a sales ops function is for, written by someone who rebuilt one from scratch. Useful... First Round Review Article · 18 min read · GTM The Company-Changing Magic of Sales Operations Done Right Don Otvos In 9 answers
8. The five part narrative structure (name the shift, name winners and losers, show the promised land, position capabilities as... Mission.org Essay · 11 min read · GTM The Greatest Sales Deck I've Ever Seen Andy Raskin In 9 answers
9. A working glossary of the words on your cap table, from the company that stores most of them, so the jargon stops getting in... Carta Article · Wealth Equity 101 for founders and employees Carta In 9 answers
10. Twenty founders describe the pivotal moments on their path to fit, and a recurring theme is why the right founder for the right... First Round Review Article · ~25 min read · Starting Up The Only Way to Win: Advice for Founders From Founders First Round Review In 8 answers
11. The most-quoted primary source on why founders should launch fast and iterate, short, canonical, and from the co-founder of YC.... paulgraham.com Article · ~8 min read · Starting Up Startups in 13 Sentences Paul Graham In 8 answers
12. The official, primary-source guide straight from Product Hunt, it dispels myths and sets realistic expectations, unlike the sea... Product Hunt Article · guide / multi-page · Starting Up Product Hunt Launch Guide Product Hunt In 8 answers
13. David Skok's For Entrepreneurs work is the foundational, near-universally cited source on SaaS unit economics and modeling.... forentrepreneurs.com Article · long-form reference · Starting Up SaaS Metrics 2.0, Detailed Definitions David Skok In 8 answers
14. The definitive book on how VC deals really work, written by two Foundry Group VCs. It demystifies the term sheet term-by-term... Wiley Book · book (~300 pages) · Starting Up Venture Deals: Be Smarter Than Your Lawyer and Venture Capitalist Brad Feld & Jason Mendelson In 8 answers
15. When there is no category report to point at, you have to build the number yourself, and this is the essay that teaches you... Andreessen Horowitz Essay · ~20 min read · Starting Up 16 More Startup Metrics Anu Hariharan, Frank Chen, Jeff Jordan In 8 answers
16. Judging whether people will actually change their behavior comes down to how well you can hear intensity in what they say, and... deployempathy.com Book · Full book, roughly 250 pages · Starting Up Deploy Empathy: A Practical Guide to Interviewing Customers Michele Hansen In 8 answers
17. When you are the only one selling something like your product, cost-plus and competitor benchmarks give you nothing to anchor... Wiley (2016) Book · Book, ~240 pages · Starting Up Monetizing Innovation: How Smart Companies Design the Product Around the Price Madhavan Ramanujam and Georg Tacke In 8 answers
18. Once you have negotiated the pool size, this is the guide that stops the pool from becoming a tax trap for the very employees... Treelife Article · 25 min read · Starting Up ESOP Taxation in India: Complete Guide for Founders and Startups Treelife In 8 answers
19. The government's own comparison, and it leads with the exact filter you need: if you are raising funding, the decision is made... Startup India Article · 12 min read · Starting Up Types of Businesses (Sole Proprietorship, LLP, Private Limited, OPC) Startup India (DPIIT) In 8 answers
20. A hands-on companion to The Mom Test with more structure on who to talk to and how to run the process. Alvarez is strong on... Cindy Alvarez Book · ~240 pages · Starting Up Lean Customer Development Cindy Alvarez In 8 answers
21. Consumer PMF advice does not map cleanly onto B2B, where deals are few, considered, and slow, which describes many Indian... Lenny's Newsletter Article · ~3,000 words · Starting Up A guide for finding product-market fit in B2B Lenny Rachitsky In 8 answers
22. Hall's book gives you the research discipline behind good interviewing: how to avoid leading a witness, how to write a... A Book Apart / Erika Hall Book · ~120 pages · Starting Up Just Enough Research Erika Hall In 8 answers
23. Google's own guidance for site owners on how pages appear in AI Overviews and AI Mode, and how to measure and control that. Google Article · 8 min read · Starting Up AI features and your website Google Search Central In 8 answers
24. An August 2026 guide to the Legal Metrology rules every packed product meets: the Rs 500 one-time registration for... calcguru.in Article · 12 min read · Starting Up Legal Metrology and LMPC registration in India 2026 CalcGuru In 8 answers

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