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.
- Meta's own starting point for advertisers, with what each ad objective is for (sales, leads, engagement, traffic, awareness,... facebook.com Article · 5 min · D2C Meta Ads: start advertising on Facebook, Instagram, Messenger and WhatsApp Meta
- Meta's explanation of the campaign, ad set and ad levels in Ads Manager and which decision belongs to which level; the map you... facebook.com Article · 4 min · D2C What are the advertising levels in Meta Ads Manager? Meta
- Etsy's help article on listing fees: $0.20 to create or renew a listing, charged again for each extra quantity sold, with... help.etsy.com Article · 3 min · D2C Etsy Help: Fees and Listing Multiple Quantities Etsy
- The GST portal's own steps for filing a Letter of Undertaking, which lets you export goods or services, including digital... tutorial.gst.gov.in Article · 5 min · D2C Filing of Letter of Undertaking for Export of Goods or Services (Form GST RFD-11) GSTN
- A practical 2026 guide to what digital products sell (templates, courses, presets, printables, memberships) and how to price... shopify.com Article · 15 min · D2C 11 Best Digital Products to Sell Online in 2026 Shopify
- Shopify's own steps for drafting a product description with Sidekick from the product admin: give it a title and keywords, then... help.shopify.com Article · 3 min · D2C Automatically generating product descriptions Shopify
- Amazon's guide to its generative AI listing tools in Seller Central: create a listing from a few words, a product image or your... sell.amazon.com Article · 8 min · D2C How to use Amazon AI to create product listings Amazon
- The contract every business on the WhatsApp Business Platform accepts. Section 4.7 bars providers whose main product is a... facebook.com Article · 20 min · D2C Meta Terms for WhatsApp Business Platform Meta
- One of the operator DLT portals every Indian business must register on before sending commercial SMS; the FAQ explains... vilpower.in Article · 15 min · D2C Vilpower DLT FAQs Vodafone Idea
- Meesho's fee page: 0% commission, no registration or collection fee, no penalties, 18% GST on shipping charges and no return... supplier.meesho.com Article · 4 min · D2C Meesho Commission Rate and Fee Structure Meesho
- The government's own note on the September 2025 GST changes for textiles: readymade garments up to ₹2,500 a piece now carry 5%... pib.gov.in Article · 5 min · D2C GST Reforms in Textiles, Apparel, and Logistics Press Information Bureau, Government of India
- A clear 2026 explainer of the garment GST rule after 22 September 2025: 5% up to ₹2,500 a piece and 18% above it, by HSN code,... busy.in Article · 10 min · D2C New GST on Garments and Apparel in India BUSY
- A thorough 2026 walk-through of starting a clothing brand: niche, designs, production models (print on demand, cut and sew,... shopify.com Article · 15 min · D2C How To Start a Clothing Brand in 14 Steps (2026) Shopify
- A step-by-step guide to Flipkart's quick-commerce channel: the mobile onboarding app, the documents it asks for, and how it... unicommerce.com Article · 10 min · D2C How to sell on Flipkart Minutes Unicommerce
- A short second walk-through of the Flipkart Minutes app registration, with the documents and product information to have ready. shiprocket.in Article · 8 min · D2C Sell on Flipkart Minutes App: Seller Registration and Setup Guide Shiprocket
- A side-by-side listing of three Indian restaurant POS systems with user ratings, review counts and listed plan prices, useful... techjockey.com Article · 5 min · D2C Petpooja vs POSist vs Rista: comparison Techjockey
- Instagram's own criteria for the free, notability-based badge: authentic, unique, complete and notable, with paid or sponsored... help.instagram.com Article · 4 min · D2C Requirements to apply for a verified badge on Instagram Instagram
- Instagram's steps for requesting the badge from the app on Android or iPhone. help.instagram.com Article · 2 min · D2C Request a verified badge for your Instagram profile Instagram
- Meta's comparison of the four business plans (Standard, Plus, Premium, Max) and what each adds, from search optimisation to... facebook.com Article · 5 min · D2C Meta Verified business subscription plans and benefits Meta
- The creator side of Meta Verified, for a founder verifying a personal profile: age, government ID, profile and activity... help.instagram.com Article · 5 min · D2C Eligibility requirements for Meta Verified creator subscriptions Instagram
- A service page that sets out the documents and steps and states the timing plainly: an ARN on submission, approval in about 7... indiafilings.com Article · ~10 min read · D2C GST Registration Online in India IndiaFilings
- Ahrefs tracked 1M random URLs to see how many reached Google's top 10 within a year: only 1.74% did, and the average #1 page is... ahrefs.com Article · 10 min read · D2C How Long Does It Take to Rank in Google? (Ahrefs study) Ahrefs
- A practical list of the SEO mistakes that cost sites traffic and how to fix each, updated August 2026. ahrefs.com Article · 15 min read · D2C 15 Common SEO Mistakes (And How to Fix Them) Ahrefs
- Google's own guidance on hiring an SEO: the questions to ask, and the warning that no one can guarantee a #1 ranking on Google. developers.google.com Article · D2C Do you need an SEO? (Google Search Central) Google
The hubs
Starting Up
Find an idea, validate it, build, and land your first customers.
GTM
Go-to-market, from breaking in to how the best teams do it.
D2C
Building a direct-to-consumer brand, India-first.
Wealth
Paying yourself, ESOPs, secondaries, and de-risking founder wealth.
How Founders Use AI
How founders actually put AI to work, mapped topic by topic.
Glossary
Plain-language definitions of the startup and VC terms you'll hit.
eChai Partner Brands
The partnership →