Every resource founders actually use, in one library.

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

1. Beyond the intro itself, this manual gives you the operating system around it: a shared tracker with an owner assigned to every... NFX Essay · 40 min read · Starting Up The NFX Fundraising Manual NFX In 2 answers
2. This is the mechanics behind our answer: a global investor cannot warm-intro someone they have never heard of, so you make... Failory Article · 18 min read · Starting Up How to Build in Public as a Founder (+20 Examples) Failory In 2 answers
3. This is the most direct answer to the second half of your question: where do you actually find these people. The piece walks... Product Talk Article · 15 min read · Starting Up Tools of the Trade: Finding People to Interview Before You Have Customers Melissa Suzuno In 2 answers
4. This is founders trading real tactics on the exact wall you will hit: getting strangers to say yes to a call. You get honest,... Indie Hackers Thread · 10 min read · Starting Up How do you actually get people to do customer discovery interviews? Indie Hackers In 2 answers
5. A focused guide on the recruiting outreach itself, with a message template you can adapt. It covers who to ask, how to word the... Wynter Article · 12 min read · Starting Up Customer interviews: How to always get a yes Hannah Shamji In 2 answers
6. Concrete stories of Indian founders who went to where their customers were before building, like Shiprocket's founder... Penguin Random House India Article · 10 min read · Starting Up How India's Top Startup Founders Validated Their Business Ideas Penguin Random House India In 2 answers
7. A friendly form tool for running the interviews, waitlists, and fake door signups that power a no code MVP. You can gauge... typeform.com Tool · Starting Up Typeform typeform.com In 2 answers
8. Video · ~10 min · Starting Up Product-market fit with Michael Seibel Michael Seibel In 2 answers
9. Winters, who led growth at Pinterest and Grubhub, reframes PMF as the point where users stop leaving, and shows how to read it... Casey Accidental (Casey Winters) Essay · ~3,500 words · Starting Up Casey's Guide to Finding Product/Market Fit Casey Winters In 2 answers
10. This piece makes a sharp point, if traction is weak you are probably not a ten percent tweak away but a two hundred percent... First Round Review Article · ~15 min read · Starting Up The Pivot to Product-Market Fit First Round Review In 2 answers
11. A practical roundup of demand-testing models, including the 'dry wallet' or pre-sales test where you ask for payment before the... RevenueCat Blog Article · ~15 min read · Starting Up 5 Proven Models for Testing Customer Demand RevenueCat In 2 answers
12. Design partners are how B2B founders validate with depth, and this gives you a practical way to pick the right ones. The... Andreessen Horowitz (a16z) Article · 12 min read · Starting Up A Framework for Finding a Design Partner Seema Amble and Jennifer Li (a16z) In 2 answers
13. This is the operational how-to for the depth path: how to structure a design partnership so it produces real validation, not... Common Paper Article · 10 min read · Starting Up How To Work With Design Partners Jake Stein (Common Paper) In 2 answers
14. Your short answer names the LOI as a real B2B validation signal, and this is a clean, lawyer-built template made for exactly... Common Paper Template · 1 to 2 page template · Starting Up Free Letter of Intent Template Common Paper In 2 answers
15. When your manual matching works and you finally do need software, this guide plus its no code builder lets you stand up a real... Sharetribe Academy Tool · ~40 min read · Starting Up Create a Marketplace: Build Your Platform in 10 Steps Sharetribe In 2 answers
16. A tight, practical breakdown of what a concierge MVP is actually testing, using the Food on the Table example step by step. It... Res Extensa (Coleman McCormick) Article · Starting Up Learning from the Concierge MVP Coleman McCormick In 2 answers
17. Concrete evidence that building outside Bengaluru, Mumbai, and Delhi is not a handicap but increasingly an advantage, from... YourStory Article · Starting Up How Tier 2 Cities Are Powering India's Next Startups YourStory In 2 answers
18. Written by the person who grew Superhuman's waitlist past half a million, so it is candid about what a big number does and does... Growth by Gaurav (Substack) Essay · Starting Up The Waitlist Delusion Gaurav Vohra In 2 answers
19. Video · ~35 min · Starting Up Growth for Startups Gustaf Alstromer In 2 answers
20. When incumbents all compete on the same features for the same buyers, this book shows how to redraw the offer so you are not... W. Chan Kim and Renee Mauborgne Book · ~250 pages · Starting Up Blue Ocean Strategy W. Chan Kim and Renee Mauborgne In 2 answers
21. Before you have any customer stories, your own founder story is the only pitch you have, and this piece shows you how to use... First Round Review Article · ~15 min read · Starting Up The Three Frameworks You Need to Kick-start Sales Whitney Sales In 2 answers
22. Steli Efti built Close by doing founder sales the hard way, and here he answers the blunt questions founders actually ask about... Stripe Atlas Article · ~20 min read · Starting Up AMA with Steli Efti: Pricing, Selling and Building a Sales Team Steli Efti In 2 answers
23. Video · 50 min · Starting Up Stanley Tang (DoorDash): Scaling the Unscalable Stanley Tang In 2 answers
24. A short clip of Paul Graham explaining the idea in his own words, useful if you want the core of the essay before committing to... Startup Archive Video · 5 min · Starting Up Paul Graham explains what it means to do things that don't scale Paul Graham In 2 answers

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