Explore · The library

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. Directly answers the question every scaling brand hits, how to keep testing new creative without wrecking a campaign that... Digitorm Article · D2C The Right Facebook Ad Campaign Structure for Testing, Scaling, and Retargeting Digitorm In 3 answers
  2. The clearest India-specific breakdown of when to use ABO versus CBO, with concrete purchase-count thresholds for moving a... Oneagencz Article · D2C ABO vs CBO Meta Ads in India, The Proven Structure That Scales (2026) Oneagencz In 3 answers
  3. Maps campaign structure to an actual Indian budget growth path, from Rs 500/day to Rs 5 lakh/month, so you can see how... Clicknify Article · D2C Meta Ads for Indian Businesses in 2026, The Complete Strategy Guide, From Rs 500/Day to Rs 5L/Month Clicknify In 3 answers
  4. An Indian export house's ground-level account of how many sample rounds are normal and what each one is actually checking for. kbexports.com Article · D2C The Textile Sampling Process Explained KB Exports In 3 answers
  5. A consultant-built framework covering all touchpoint types (digital, physical, assisted), useful once you're past the basic... Umbrex Article · D2C Omnichannel Strategy Framework Explained Umbrex In 3 answers
  6. Written by a VC who's watched hundreds of portfolio founders try and fail at PR, this is the most no-nonsense explainer of why... medium.com Article · D2C How to Get Press Coverage: Startup PR for Dummies Christoph Janz (Point Nine Capital) In 3 answers
  7. Argues directly against the "you need a ₹2L/month retainer" assumption, making the case that a clear story and a few right... mediagraphicspr.com Article · D2C PR for D2C Brands: How to Build Buzz on Low Budget Mediagraphics PR In 3 answers
  8. The foundational text on why customers judge price relative to context, not in absolute terms - the psychology behind every... amazon.com Book · D2C Priceless: The Myth of Fair Value (and How to Take Advantage of It) William Poundstone In 3 answers
  9. Goes deeper than the beginner comparisons on the economics, where each model's MOQ, upfront investment and IP ownership... rspinc.com Article · D2C Private Label Vs. Contract Manufacturing: Differences RSP In 3 answers
  10. The clearest plain-English walk-through of the design-to-CAD-to-prototype pipeline, useful as a checklist even if you outsource... design2market.co.uk Article · D2C How to Develop a Product Design2Market In 3 answers
  11. A founder-readable breakdown of the CRS process, lab testing, Form I, brand authorisation, without the dense regulatory... LegalRaasta Article · D2C BIS CRS Certification for IT and Electronic Products in India LegalRaasta In 3 answers
  12. The canonical starting point, this is where you actually raise your hand. It's the horse's-mouth reference for the document... Blinkit Article · D2C Sell on Blinkit, Official Seller Onboarding Portal Blinkit In 3 answers
  13. Zepto actively courts D2C brands to diversify beyond mass FMCG, so this portal is the most direct route in. Go here first if... Zepto Article · D2C Zepto for Brands, Partner Onboarding Zepto In 3 answers
  14. A clean, no-nonsense glossary covering ROAS, CAC, MER, AOV and CPA in one place, the right first read before diving into any... Triple Whale Help Center Article · D2C A Guide to Ecommerce Metrics Triple Whale In 3 answers
  15. An independent, side-by-side comparison of the major attribution platforms, useful for actually deciding between them instead... QRY Article · D2C Marketing Attribution Tools for DTC Brands (Northbeam vs Rockerbox vs Triple Whale) QRY In 3 answers
  16. Spells out the exact CAC, LTV and payback period formulas with an India lens, the most direct answer we found to 'how do I... FireAI Article · D2C D2C Unit Economics: The Exact Formulas for CAC, LTV & Payback Period FireAI In 3 answers
  17. A practical, diagnose-then-fix playbook that insists you find your top RTO cause before throwing tools at it, the most useful... GoKwik Blog Article · D2C How to Reduce RTO in E-commerce: A Complete Guide for Indian D2C Brands GoKwik In 3 answers
  18. The clearest explainer connecting NDR to RTO, showing that a failed delivery attempt becomes an RTO within 24-72 hours unless... Clickpost Blog Article · D2C NDR and RTO in E-Commerce: The Complete Operations Guide Clickpost In 3 answers
  19. A clear-eyed walk through the exact tension in the question, more spend versus intact margins, with practical pacing rules... Uptown Cow Article · D2C How to Scale Your Ecommerce Ad Spend Without Killing Your Profit Margins Uptown Cow In 3 answers
  20. From a fulfillment-and-shipping player with its own skin in the India D2C game, giving a practitioner's-eye comparison rather... Eshopbox Blog Article · D2C 10 Best Shipping Aggregators in India (2026) for Ecommerce & D2C Brands Eshopbox In 3 answers
  21. Directly answers the 'I've outgrown my current aggregator' question with a current alternatives list, which is more useful at... iCarry Blog Article · D2C Top Shiprocket Alternatives in India 2026 iCarry In 3 answers
  22. An Indian HR firm writing specifically about D2C hiring, not generic startup hiring - it names the multi-skill, adaptable... sutrahr.com Article · D2C How to Hire for D2C Brand: 10 Best Tips Finding the Right Fit SutraHR In 3 answers
  23. A screen-by-screen walkthrough of the actual e-filing form on ipindiaonline.gov.in, useful right before you sit down to file it... ebizfiling Article · D2C IP India (IPIndiaOnline) Trademark Registration, Step-by-Step 2025 Guide ebizfiling In 3 answers
  24. Goes beyond the registration checklist into actual brand-protection strategy, naming pitfalls, enforcement options, and what to... Unimarks Legal Article · D2C How to Register a Brand Name in India: The Strategic Brand Protection Blueprint (Updated 2026) Unimarks Legal In 3 answers

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