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Every resource founders actually use, in one library.

The essays, videos, podcasts, books and tools behind every answer across eChai's hubs, from starting up to go-to-market, D2C, founder money and AI, each with a note on why it is here.

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

  1. The one structured, multi week option here, built by Meta itself, for a founder who wants to actually learn to read and... Coursera Course · D2C Meta Marketing Analytics Professional Certificate Meta
  2. Ralph Burns has run performance marketing at scale for over a decade, and this episode makes the case, with a real client story... Perpetual Traffic Podcast · D2C Episode 680 (Part 1): Why ROAS Sucks: The New Marketing Metric Everyone Should Use But Aren't Ralph Burns
  3. Andrew Foxwell runs a community of brand owners collectively spending over 250 million dollars a month on ads, and his blunt... Foxwell Digital Article · D2C ROAS Is Vanity, Profit Is Sanity: Fix Your Metrics Andrew Foxwell
  4. A ready made Google Sheets template to pull reach, CPM, CTR, ROAS, and conversion data out of Ads Manager into one view you can... Catchr Template · D2C Free Meta Ads (ex Facebook Ads) Google Sheets Dashboard Template Catchr
  5. Walks a single order through every hidden cost, COGS, fulfillment, payment fees, returns, to show a 4x ROAS campaign turning... Ask Luca Article · D2C Why Your E-commerce ROAS Is Lying to You and What to Track Instead Ask Luca
  6. Written for Indian D2C founders specifically, and useful precisely because it tells you what to ignore: it calls standalone... Wittelsbach AI Article · D2C D2C Founder Fundraising: The Meta Ads Metrics Investors Actually Care About Wittelsbach AI
  7. Apurv Singh has managed over 50 million dollars in ad spend across Indian brands, and this guide gets specific about the layer... HQ Digital Article · D2C Performance Marketing: The Complete Practitioner's Guide Apurv Singh
  8. The single most India specific resource on this list: it shows how COD and RTO, returns to origin running 25 to 30% of failed... Nurdd Article · D2C Why D2C Brands in India Must Switch from ROAS to POAS Nurdd
  9. Jon Loomer is one of the most cited independent Meta ads specialists and this piece walks the exact diagnostic order the... Jon Loomer Digital Article · D2C What to Check When Meta Ads Aren't Converting Jon Loomer
  10. The official list of exactly which edits reset the learning phase, straight from Meta, which explains why a campaign that... Meta Business Help Center Article · D2C Significant Edits and Learning Phase Meta
  11. A genuinely free (no tier, no session cap) heatmap and session recording tool that lets a founder watch real ad traffic... Microsoft Tool · D2C Microsoft Clarity Microsoft
  12. The most rigorous, primary aggregation of checkout abandonment research that exists (49 studies), useful for a founder deciding... Baymard Institute Report · D2C Cart Abandonment Rate Statistics Baymard Institute
  13. Search Engine Land is a respected trade publication and this piece gives concrete, checkable thresholds (frequency, CTR trend,... Search Engine Land Article · D2C Your ads are dying: How to spot and stop creative fatigue before it tanks performance Ann Robison
  14. Video · D2C Facebook Ads Not Working? Try THIS First Ben Heath
  15. Once tracking and the landing page are ruled out, the remaining leak is usually the offer itself, this is the most widely used... Acquisition.com Book · D2C $100M Offers: How To Make Offers So Good People Feel Stupid Saying No Alex Hormozi
  16. A free, downloadable Google Sheets audit template that turns the whole diagnostic checklist (tracking, structure, creative,... Vaizle Template · D2C Facebook Ads Audit: The Simplest Way So Far (Free Meta Ads Audit Template) Vaizle
  17. Written by a Meta ads agency specifically around this exact symptom, it lays out an 11-step sequence (objective,... GrowXme Article · D2C Why Meta Ads Get Clicks But No Sales? 7 Solutions That Work GrowXme
  18. Directly addresses why an India-based founder's dashboard ROAS lies: 50-70% of orders being COD with 20-30% return or failed... DigiSuggest Article · D2C Low ROAS on Meta Ads? What Ecommerce Brands Miss in India DigiSuggest
  19. A rare piece connecting ASCI and Consumer Protection (E-Commerce) Rules 2020 compliance to actual conversion economics, with a... Wittelsbach Article · D2C COD Policy + Meta Ad Copy: What Indian D2C Brands Can Promise Wittelsbach
  20. Names the specific India traps (Audience Network placements delivering cheap near-zero-intent impressions, premature tier-3... Wittelsbach Article · D2C Why Is My Meta Reach Up but Sales Flat: The Quality-of-Reach Diagnostic for D2C Wittelsbach
  21. A practical, no-code checklist for the trust-signal gap that shows up specifically on new Indian D2C stores where cold Meta... Shopify India Article · D2C 5 Types of Trust Badges That Boost Conversion Shopify
  22. Worth checking as a boring, overlooked killer: a slow or failing UPI/payment integration at the last checkout step silently... Razorpay Tool · D2C UPI Payment Gateway in India Razorpay
  23. A structured curriculum for engineers who have never thought about sales, covering channels, segmentation, quota, comp and... Andreessen Horowitz Video · 16 short videos · GTM All Things Sales! 16 Mini-Lessons for Startup Founders Peter Levine
  24. Casado's argument that the modern B2B winners combine bottom-up adoption with a sales layer is the clearest framing of why... Andreessen Horowitz Essay · ~15 min read · GTM Growth, Sales, and a New Era of B2B Martin Casado

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