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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. This is the rare piece that treats the From field as a real decision instead of a footnote, walking through what a personal... Mailpool Article · ~10 min read · Starting Up Cold Email From Name Strategy: The Hidden Deliverability Lever Nobody Tests Hugo Pochet
  2. The clearest argument for why you, personally, should be the one doing early outreach and sales, which is exactly why using... Heavybit Essay · ~15 min read · Starting Up How to Run Founder-Led Sales (Adapted from Pete Kazanjy's Founding Sales) Walter Roth
  3. This is a long-running show built specifically for founders doing their own selling into big accounts, before they have a sales... Apple Podcasts Podcast · ~30 to 45 min episodes · Starting Up Startup Selling: Talking Sales with Scott Sambucci Scott Sambucci
  4. This is a founder-first checklist, not a generic sales listicle, so it names the errors you can catch in your own draft before... Polymail Blog Article · ~8 min read · Starting Up 10 Cold Email Mistakes Founders Still Make (And How to Fix Them) Pulin Thakkar
  5. Josh Braun spends his days tearing down cold emails, and here he flips the frame: he takes apart one real email that survived... joshbraun.com Essay · ~6 min read · Starting Up A Cold Email I Didn't Delete Josh Braun
  6. Video · ~20 min video · Starting Up Teardown: Diamond HubSpot Partner Cold Email (Rewrite) Jeremy Chatelaine and Jack Reamer
  7. Cold outreach is one channel on a much bigger map, and Balfour explains why the channel that works for you is decided by your... brianbalfour.com Essay · About a 15 minute read · Starting Up Get Out of the ARPU-CAC Danger Zone with Channel Model Fit Brian Balfour
  8. A useful counterweight, written specifically to slow founders down before they hire. It names the false signals, feeling tired... Techstars Article · 8 min read · Starting Up Founders: Your First Sales Hire Is Probably a Mistake Techstars
  9. A long, unscripted interview where Steli Efti walks through the real mechanics of his own first sales hires at Close, including... Mixergy Podcast · 40 min · Starting Up Case Study: Hiring a salesperson Steli Efti
  10. Two experienced bootstrapped founders talk through pricing decisions in plain language, including why targeting businesses... Kalzumeus Software Podcast · Starting Up Kalzumeus Podcast Ep. 2 with Amy Hoy: Pricing, Products, And Passion Kalzumeus Software
  11. This is the answer to when do I stop following up. Steli Efti lays out how to send a final, respectful email that closes the... Close Article · 10 min read · Starting Up How to Write Breakup Emails for Sales Steli Efti
  12. The most complete walk-through of the TRN-to-GSTIN flow we found, screen by screen, read this once before you open the actual... ClearTax Article · D2C How to Register for GST India Online, Guide for GST Registration Process Online ClearTax
  13. Written by practitioners for practitioners, so it's blunter than most consumer blogs about where applications actually get... TaxGuru Article · D2C GST Registration Process 2025, Complete Step-by-Step Guide TaxGuru
  14. A filing-service view of the process, which means it's unusually precise about the exact document list per business type... IndiaFilings Article · D2C GST Registration Procedure Details for India Businesses IndiaFilings
  15. The government's own click-through video tutorial of the enrolment screens, as close to an official demo as you'll get, useful... GST Portal (tutorial.gst.gov.in) Video · D2C Goods and Services Tax (GST) | Video Based Tutorial GSTN
  16. Video · D2C Goods and Services Tax (GST) 2024 Fundamentals Full Course | What is GST? YouTube
  17. Video · D2C Introduction to GST (Goods & Service Tax) | GST Explained Letstute
  18. A fintech's plain-language take on registration, useful mainly for its clear cost and timeline framing, good gut-check against... Bajaj Finserv Article · D2C GST Registration Process: How to Get GST Number Online in India Bajaj Finserv
  19. Frames registration decisions (regular vs composition, voluntary vs mandatory) rather than just the mechanical steps, useful... Jordensky Article · D2C Complete Guide to GST Registration Process in 2025 Jordensky
  20. Written for store owners, not media buyers, it walks the exact setup path a D2C founder needs: Business Suite, pixel,... Shopify Blog Article · D2C Facebook Advertising: How It Works and How to Start Shopify
  21. Jon Loomer is the internet's most rigorous, un-hyped Meta ads explainer, and his Advantage+ breakdown is the sober... Jon Loomer Digital Article · D2C Get Started with Advantage+ Shopping Campaigns Jon Loomer
  22. A calm, checklist-style diagnostic for the most demoralising moment, clicks but no sales. It correctly points the finger at... WordStream Article · D2C Facebook Ads Not Converting? 9 Common Reasons (+How to Fix) Susie Marino
  23. Benchmarks pulled from ~35,000 real ecommerce brands across 15 verticals, so you can sanity-check your CPM, CTR and ROAS... Triple Whale Article · D2C Facebook Ad Benchmarks by Industry (Updated Data) Triple Whale

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