Every resource founders actually use, in one library.

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

1. A ready GST compliant invoice format, with CGST, SGST, IGST, and HSN fields already built in, so your first invoice does not... Wise Template · D2C GST Bill Format and Invoice Format Wise In 2 answers
2. A free, step by step walkthrough of the actual registration screens for e-commerce sellers, useful if you would rather watch... Udemy Course · D2C Free Goods and Services Tax (GST) Tutorial: New GST Registration Process 2025 & Shipping Bill under GST Udemy In 2 answers
3. The Ken's Daybreak team unpacks GST 2.0, the biggest rewrite of the tax founders are registering into in 2026, in plain audio... The Ken (Daybreak) Podcast · D2C All You Need to Know About GST 2.0 The Ken (Daybreak) In 2 answers
4. The global founder community version of the exact question in this brief: whether to formalise before revenue or wait, useful... Indie Hackers Thread · D2C You Don't Need an LLC... Yet. How and When to Form a Business Entity Indie Hackers In 2 answers
5. This is the government's own field by field walkthrough of Part A and Part B of the registration form, the exact screens you... GST Portal (tutorial.gst.gov.in) Article · D2C Manual: Registration Application - Normal Taxpayer Goods and Services Tax Network (GSTN) In 2 answers
6. The single most useful thing to print out before you start: a checklist by business constitution so you gather every document... ClearTax Template · D2C GST Registration Documents Required: Complete List for 2026 ClearTax In 2 answers
7. The clearest explanation of the fork in the road: some applicants get simple OTP based Aadhaar authentication, others get... IndiaFilings Article · D2C Aadhaar and Biometric Authentication for GST Registration IndiaFilings In 2 answers
8. This is the actual GSTN checklist, a one-page table listing every document category, the exact file type and size limit (JPG or... GST Tutorial Portal (GSTN) Report · D2C Check-list of Documents Required For GST Registration Goods and Services Tax Network (GSTN) In 2 answers
9. This is the actual CBIC circular that tells GST officers exactly which documents they are and are not allowed to demand, so it... CBIC, Ministry of Finance, Government of India (via PIB) Report · D2C Instruction No. 03/2025-GST: Instructions for processing of applications for GST registration Shrunkhala Kangale, Deputy Secretary, CBIC In 2 answers
10. The contrarian case, worth reading precisely because it argues composition can protect early cash flow. Stress test our 'skip... TaxGuru Article · D2C GST Composition Scheme as a Growth Tool for B2C and D2C Startups TaxGuru In 2 answers
11. The workflow layer most performance teams use on top of the raw Ads Library, for saving, tagging and briefing creative that is... Foreplay Tool · D2C Foreplay.co Foreplay In 2 answers
12. The longest running, most revised book in this category, useful for a founder who wants the full mental model of Meta... Entrepreneur Press Book · D2C Ultimate Guide to Facebook Advertising (4th edition) Perry Marshall, Bob Regnerus, Thomas Meloche In 2 answers
13. A free, no login spreadsheet template for running structured creative tests, useful before you can justify paying for a tool... GrowthFullStack Template · D2C How to automate your creative testing for free in Google Spreadsheets GrowthFullStack In 2 answers
14. This is the source of truth Meta itself maintains, so when third-party tutorials disagree this is the page that settles it. Meta for Developers Article · D2C Conversions API: Get Started Meta for Developers In 2 answers
15. Most guides stop at it's connected. This one is for the founder who wants to know if it's connected well. Meta Blueprint Course · D2C Optimize Meta Conversions API Meta Blueprint In 2 answers
16. Install this before you spend a rupee. It is the fastest way to catch a broken pixel before Meta's algorithm starts learning on... Chrome Web Store (Meta) Tool · D2C Meta Pixel Helper Chrome Web Store (Meta) In 2 answers
17. Razorpay processes payments for thousands of Indian D2C brands, and this piece gives category wise CAC benchmarks in rupees,... Razorpay Learn Article · D2C Customer Acquisition Cost: A D2C Guide to Profitability Razorpay Learn In 2 answers
18. A trade-press explainer of Meta's Andromeda delivery system, the actual AI engine behind why broad and Advantage+ now... Marketing Brew Newsletter · D2C How Meta's AI Push Is Changing Ad Creation Marketing Brew In 2 answers
19. Real spend data across 80,000 ads, not survey guesses, and it proves the exact point that 'what's good' depends on category. Billo Report · D2C What Is a Good ROAS for Ecommerce? Benchmarks for Facebook, TikTok & More Billo In 2 answers
20. Instead of theorising about PLG versus sales-led, it lays out what 30 real companies actually did, segment by segment. It is... Lenny's Newsletter Newsletter · ~15 min read · GTM GTM motions of 30 B2B SaaS companies Lenny Rachitsky In 2 answers
21. Draws the line between RevOps and SalesOps in terms of scope, metrics and tactics, which is the distinction people applying for... Clari Article · ~10 min read · GTM Revenue Operations vs. Sales Operations: A Complete Guide Clari In 2 answers
22. Podcast · ~60 min · GTM GTM Blueprint for Emerging Markets, Sachin Bhatia Exotel, Founder's Deep Dive E23 Sachin Bhatia In 2 answers
23. Zenoti and MindTickle founders on validating at home before expanding, and on finding a handful of customers willing to build... SeedToScale (Accel India) Article · ~12 min read · GTM Entering a New Market as a SaaS Business and Finding First Customers Ajay Sethi In 2 answers
24. Almost everything written about cold call openers is opinion. This is 90,380 recorded calls scored by whether a meeting got... Gong Labs Article · short read · GTM Proven cold call opening lines that work Chris Orlob In 2 answers

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