Starting Up

The resources founders actually use.

Every essay, video, podcast, book and tool behind 1,327 answered founder questions, in one place, each with a note on why it is here.

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

  1. This is a hands-on walkthrough, not theory: it shows the actual pieces you need to ship the minimal version, a user schema,... DEV Community Article · About a 10 minute read How to Build a Referral Program with Node.js Alex Cloudstar
  2. Once your referral program needs commission tracking, coupon links, and payouts tied to real revenue, hand-rolling all of that... Rewardful Tool · Pricing page, plans from 49 dollars a month Rewardful: Affiliate and Referral Software Pricing Rewardful
  3. This is the cleanest side by side of the two retention worlds: it names which metrics belong to a subscription/SaaS product... Product School Article · 15 min read Customer Retention Metrics: Which Ones Actually Matter for Your Model Carlos Gonzalez de Villaumbrosia
  4. Reforge is where the modern retention playbook is written down, and this program treats retention as the power plant of growth... Reforge Book · Multi-week program Retention + Engagement (Reforge program) Brian Balfour and Reforge
  5. For a transactional or one time purchase product, retention lives in lifecycle nudges: onboarding, cart recovery, post purchase... Customer.io Tool · Product / platform Customer.io (lifecycle and behavioral messaging platform) Customer.io
  6. This essay draws the exact line the question is circling: getting users to bring more users (viral, referral) is a different... nfx.com Essay Viral Effects Are Not Network Effects James Currier (NFX)
  7. Godin's argument in this short talk is the answer to half the question: in a crowded market, the product itself has to be... TED (TED2003) Video · 17 min How to get your ideas to spread Seth Godin
  8. A raw wa.me link gets the message shared but tells you nothing about who referred whom, so once sharing works you need... AppsFlyer Tool · Long-form guide plus product WhatsApp deep links: How to create, use, and measure them AppsFlyer
  9. Instead of borrowing US playbooks, this piece grounds you in what is actually working for Indian D2C on WhatsApp, drawing on... Outlook Business Article · Short news feature WhatsApp Becomes Customer Acquisition Engine for Indian D2C Brands Outlook Business Desk
  10. This is the piece nearly every later explainer is quoting from, so start at the source. Skok lays out the actual math (K =... For Entrepreneurs Essay · ~15 min read Lessons Learned: Viral Marketing David Skok
  11. This is the honest counterweight to the hype in your question. It states plainly that a K-factor above 1 is rare, then backs it... Saxifrage Blog Article · ~10 min read K-Factor Benchmarks Michael Taylor
  12. Reading about k-factor is one thing, measuring your own is another. This is a plug-in-your-numbers spreadsheet: enter your user... Rows Tool · Free web tool Virality (k-factor) Calculator and Spreadsheet Rows
  13. This one draws the line the question is really after: before product-market fit, lean into acquisition to test and find your... Startups Magazine Article · ~8 min read Customer acquisition vs. retention: where should early-stage startups invest? Eleanor Hecks
  14. This is the most direct answer to the question: it names the seven failure modes (weak visibility, misaligned rewards, too much... ReferralCandy Article · ~15 min read 7 Common Reasons Referral Programs Fail (and How to Fix Them) Raul Galera
  15. The Dropbox case is the cleanest example of a referral program that worked because of design, not luck, so it is the right... GrowSurf Essay · ~12 min read The Dropbox Referral Program: 3900% Growth in 15 Months Sandra Petrova
  16. This is the piece almost every other CAC and LTV explainer quietly borrows from, and it is still the clearest place to actually... For Entrepreneurs Essay · about 20 minute read Startup Killer: the Cost of Customer Acquisition David Skok
  17. Video · about 22 minutes Consumer Startup Metrics | Startup School Tom Blomfield
  18. If margins feel like a foreign language, the problem is usually that nobody taught you to read a P&L, and this is the book that... Harvard Business Review Press Book · 288 pages Financial Intelligence for Entrepreneurs: What You Really Need to Know About the Numbers Karen Berman and Joe Knight (with John Case)
  19. Video · Short (under 10 min) Contribution Margin Edspira (Michael McLaughlin, PhD, CPA)
  20. When a competitor gives the product away, the money is hiding in the model, not the price tag. This book catalogues 55... Pearson / FT Publishing Book The Business Model Navigator: 55 Models That Will Revolutionise Your Business Oliver Gassmann, Karolin Frankenberger, Michaela Csik
  21. India is the clearest live lab for the free product, hidden revenue layer question: UPI made payments free, so the money moved... Medium Article Fintech App Monetization Strategies: A Global Perspective with a Focus on the Indian Market Rakesh Bandi
  22. Before you agonize over subscription versus per-transaction, this piece shows the common middle path so you do not force... Chargebee Article · About 7 minute read The Great Middling: Hybrid Pricing Model and its Growing SaaS Relevance Harikrishna
  23. This is the clearest India-specific breakdown of where a lending fintech's money actually comes from once you look past the... Inc42 Article · ~12 min read Will Digital Lending Rush Solve The Revenue Puzzle For India's Fintech Startups? Nikhil Subramaniam
  24. The Ken's Two by Two takes the pioneers (Capital Float, ZestMoney, Lendingkart) and asks why so many of India's first lending... Two by Two, The Ken Podcast · ~60 min listen What killed India's first fintech lenders? Rohin Dharmakumar and Arundhati Ramanathan

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Playbooks

A goal, and the route through it a step at a time.

Find an idea worth pursuing Spot problems worth solving and find the one that actually fits you. 4 steps Validate before you build Get real evidence people want it before you write a line of code. 4 steps Understand your customers Talk to real users, define who you're for, and read the market clearly. 4 steps From idea to first customers The idea-stage spine: find a problem, prove it, talk to customers, and land the first ten. 4 steps Build an MVP without code Ship a first version with no-code tools before you hire anyone. 4 steps Build and launch your first product Turn a validated idea into something real people can use. 6 steps Find and work with developers Hire, brief, and work with builders without getting burned. 4 steps Name and brand your startup Name it, design an identity, and say what it does in a line. 3 steps Build a landing page that converts A page that loads fast, earns trust, and turns visitors into signups. 4 steps Get your first customers The scrappy, unscalable work of going from zero to your first paying users. 5 steps Sell it yourself, founder-led Reach out, run the conversation, and close before you have a sales team. 4 steps Grow with content and SEO Compound reach with content, search, and a founder audience. 3 steps Grow with paid ads Spend that returns: the channels, metrics, and loops behind it. 4 steps Price and package your product Charge for value, package it right, and check the numbers work. 3 steps Bootstrap instead of raising Fund growth from revenue, and keep control of your company. 4 steps Raise your first round Understand the game before you pitch: whether to raise, from whom, and on what terms. 5 steps Find a co-founder, split equity Find the right partner and split equity without regret. 3 steps Set up the company right Incorporate, split equity, protect your IP, and make your first hires. 4 steps Survive founder life Mindset, burnout, the leap, and the parts nobody warns you about. 5 steps Build in India The India-specific playbook: schemes, government, enterprise, and the local market. 5 steps

The questions founders start with

What are good startup ideas in India right now? The ideas Indian investors are backing in 2026 sit in a few places: AI built into one industry's daily work (vertical AI for B2B, where software fu... Beginner 5 resources → How do I find product-market fit? Narrow until a small group cannot do without you, then widen. Pick the segment where usage is strongest, talk to those people every week, and chang... Intermediate 9 resources → Do I actually need a co-founder, or can I go solo? You don't strictly need one, but the data says teams outlast solos: complementary skills, shared load, and someone to argue you out of bad calls al... Beginner 3 resources → How do I build an MVP for my startup, step by step? Write down the one assumption that kills the idea if it is wrong, then build the cheapest thing that tests it and get it to real users within weeks... Beginner 9 resources → Which tool should I use to analyse qualitative data like interview notes? For a founder with a dozen interviews, Gemini Notebook, which is free, or Claude, free or $20 a month on Pro: load the transcripts, ask for the rec... Beginner 6 resources → How do I get my first client as a freelancer? Your first client is most likely someone who already knows you or someone they know, so start there before marketplaces. 1) Pick one service for on... Beginner 6 resources → How do I decide how much to charge for my product? Stop guessing and stop pricing off your costs, price off the value the customer gets and their willingness to pay. Talk to customers about pricing,... Beginner 3 resources → Should I raise venture capital or bootstrap my startup? Raise VC only if your business needs a big pile of cash to reach escape velocity before someone else does, and if a 10x-in-a-few-years outcome is g... Beginner 3 resources →

Questions for your situation

The Aspiring Founder The Idea-Stage Founder The Builder The Launcher The Grower The Student Founder The Indie Hacker The Technical Solo Founder The Non-Technical Founder The Domain Expert The Women Founder The Anywhere Founder The Corporate Switcher The Repeat Founder
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