Find & validate your idea
Find a problem worth solving, then prove people want it before you build.
What founders use for find & validate your idea, ranked by how many answers lean on it.
- A VC view of what founder-market fit actually is and how it compounds into hiring, networks, and credibility over time. It... Foundation Capital Article · 12 min read Founder-Market Fit: Knowing Yourself Leads to Success Foundation Capital
- A short written recap of the Zetwerk founder's take on earning fit in Indian manufacturing, if you prefer reading to listening.... YourStory Article · 6 min read Zetwerk's Amrit Acharya on the Importance of Founder-Market Fit YourStory
- A longer companion that treats the repeat-founder path as its own discipline. It is useful precisely because it separates what... NFX Article The Second Time Founders Manual James Currier
- A clear-eyed look at how prior experience actually shapes the odds, including where it helps and where it misleads. It is worth... The VC Corner Article The Second-Time Founder Effect: How Experience Shapes Startup Success Ruben Dominguez
- This summarizes the landmark study on whether past success predicts future success. The honest data: previously successful... Harvard Business School Working Knowledge Article The Success of Persistent Entrepreneurs Paul Gompers et al.
- Torenberg gives you a blunt litmus test for whether your advantage is real: if there is a step-by-step playbook, or thousands... Erik Torenberg's Substack Essay · 8 min read Build Personal Moats Erik Torenberg
- The honest counterpoint you should read before deciding. This large study finds that, on average, older founders have higher... Azoulay, Jones, Kim, Miranda (NBER Working Paper) Article · Research paper Age and High-Growth Entrepreneurship Pierre Azoulay et al.
- The practical guide to telling real fit apart from polite interest, which is the exact skill a first-time student founder... First Round Review Article · 15 min read How to Measure Product Market Fit First Round Review
- Yin invests at the earliest stage and writes bluntly about what makes her back a team that bigger funds pass on. Her tactical... elizabethyin.com Article · collection Tactical Fundraising (Fundraising Essays) Elizabeth Yin
- A named advisor from deep in the industry vouching for you is one of the fastest ways to borrow credibility you have not earned... Silicon Valley Bank Article · 10 min read Building Your Startup Advisory Board Silicon Valley Bank
- Graham noticed the founders who succeed are the ones who respond fast and act on feedback, and that investors read this... paulgraham.com Essay · 6 min read A Word to the Resourceful Paul Graham
- This is the origin of the adoption curve: innovators and early adopters take up a new thing long before the majority, and they... Wikipedia (Everett Rogers) Article · 15 min read Diffusion of Innovations: the technology adoption curve Everett Rogers
- Wei shows how to find the hidden ceilings that will stall a product, by studying who quietly falls out at the top of the funnel... Eugene Wei (Remains of the Day) Essay · 25 min read Invisible Asymptotes Eugene Wei
- This is the clearest explainer of the single most useful test in our short answer: does the cost of the enabler fall a fixed... ARK Invest Article · ~10 min read Wright's Law ARK Invest
- A one page essay arguing that in AI the methods that ride falling compute costs keep beating clever handcrafted ones, because... incompleteideas.net (Richard Sutton) Essay · ~5 min read The Bitter Lesson Richard Sutton
- Wardley shows how every component evolves from genesis to commodity, and that this direction is predictable even when the... Bits or Pieces? (Simon Wardley) Essay · ~15 min read On Mapping and the Evolution Axis Simon Wardley
- A clean, free reference that defines the terms precisely, with the classic disruption diagram. If HBR is paywalled for you,... Christensen Institute Article · 10 min read Disruptive Innovation Theory Christensen Institute
- Thompson shows where the toy and disruption story breaks down: in consumer markets, good enough does not always win, because... Stratechery Essay · 15 min read What Clayton Christensen Got Wrong Ben Thompson
- Thompson names a third path beyond sustaining and disruptive: products that make the old thing obsolete rather than slowly... Stratechery Essay · 12 min read Obsoletive Ben Thompson
- Altman treats idea generation as a skill you build by surrounding yourself with high-idea-flux people and looking for the... Sam Altman (blog.samaltman.com) Essay · ~7 min read Idea Generation Sam Altman
- A curated starting path into the deepest single body of writing on the Indian consumer, market structure, and startup models.... sajithpai.com Article · Curated index Begin Here: Sajith Pai's essays on India Sajith Pai
- The annual read on where capital is actually flowing in India, by stage and sector, with the macro tailwinds behind it. It... Bain & Company Article · Report India Venture Capital Report 2025 Bain & Company with IVCA
- A demand-side view of who India's shoppers will be by 2030, segmented by income and behaviour, with the mass consumer doing... Redseer Strategy Consultants Article · Report The Indian Consumer at 2030 Redseer
- A specific argument that selling software to Indian businesses, long dismissed as too small, is becoming a real market driven... SaaSBoomi Article · Long article India's 100 Billion Dollar Domestic Software Opportunity SaaSBoomi
The questions
Finding & shaping ideas 18
Find a problem worth years of your life.
I want to start a startup but I don't have an idea. Where do I even begin?
19 →
How do I come up with startup ideas that aren't just 'Uber for X'?
19 →
Should I solve a problem I personally have, or chase a bigger market?
19 →
How do I know if my idea is a real problem or just a 'nice to have'?
19 →
I have too many ideas. How do I pick which one to actually work on?
19 →
All 18 questions in Finding & shaping ideas →
Validating your idea 21
Get evidence before you write code.
What does 'validating an idea' actually mean?
20 →
How do I know if my idea is any good?
18 →
How do I validate an idea without building anything?
18 →
How do I talk to customers without getting false positives?
19 →
How many people should I talk to, and how do I find them?
17 →
All 21 questions in Validating your idea →
Market size & timing 18
Is it big enough, and why now?
How big does my market need to be for this to be a real business?
19 →
What are TAM, SAM, and SOM and how do I actually calculate them?
18 →
Why does 'why now?' matter so much for a startup idea?
17 →
My market is small right now but growing fast. Is that a problem?
16 →
How do I size a market for India specifically when data is messy?
19 →
All 18 questions in Market size & timing →
Founder-market fit 17
Why you, and why this problem?
What is founder-market fit and how do I know if I have it?
18 →
Do I need to be an expert in an industry to start a company in it?
19 →
I'm passionate about an idea but have zero background in it. Should I still do it?
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How much does 'why you?' actually matter to investors and to success?
19 →
As a woman founder, or one building outside the big startup hubs, how do I turn my background into an edge?
19 →
All 17 questions in Founder-market fit →
Spotting trends & opportunities 18
Live in the future and build what's missing.
How do I spot trends early enough to build a startup on them?
20 →
How do I tell the difference between a real trend and a passing fad?
20 →
Everyone says the next big thing looks like a toy. What does that actually mean?
16 →
Where do I look to find emerging opportunities before they're obvious?
19 →
What are the biggest emerging opportunities in India right now?
18 →
All 18 questions in Spotting trends & opportunities →
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