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 book written by the founders who built India's global SaaS wave (Zoho, Freshworks, Chargebee and others), pooling how they... SaaSBoomi Book · Book The India SaaS Story SaaSBoomi founders (Manav Garg and community)
- The long-view case for what India could become, from the person who then went on to build much of its digital infrastructure.... Penguin Book · Book, ~500 pages Imagining India: The Idea of a Renewed Nation Nandan Nilekani
- A view of how India's internet business models are maturing, from land-grab growth toward monetisation and unit economics that... Redseer Insights Article · Long article The Evolving Playbook of India's Internet Economy Redseer
- A concrete worked example of AI aimed at a famously boring niche, accounting, rather than at a flashy consumer app. It shows... Andreessen Horowitz Article · 12 min read The Rise of Vertical AI in Accounting Andreessen Horowitz
- This gives you the vocabulary for the moment a trend makes a job newly urgent. An inflection point is when customers who... Andreessen Horowitz (a16z) Article · 12 min read Using Inflection Points to Overcome Startup Distribution Challenges Andreessen Horowitz (a16z)
- A sharp piece on how building English-first quietly locks Indian startups out of their next few hundred million users. It makes... Scroll.in Article The English tax is stopping India's startups from reaching their next billion users Sajith Pai
- A digital anthropologist's fieldwork on how people in India, China, and Brazil actually use the internet, which is often... Payal Arora (Harvard University Press) Book The Next Billion Users: Digital Life Beyond the West Payal Arora
- A practical, hands-on checklist of frameworks, sources, and search techniques for finding trends before others, including how... Startup GTM (Substack) Article Find trends before others: Frameworks, Techniques, Sources and Prompts Ayush Poddar
- A deliberate rebuttal to the safe advice, arguing that in deep tech the only way to own a category is to commit before it is... Michael Dempsey (Medium) Essay · 12 min read If You're Not Too Early, You're Too Late Michael Dempsey
- Evans is the clearest writer on separating what a technology can actually do from the story being told about it. He repeatedly... ben-evans.com Essay · 10 to 20 min each Essays by Benedict Evans Benedict Evans
- Willison is a working engineer who writes plainly about what the technology can and cannot reliably do, which is the single... simonwillison.net Article · ~30 min Things we learned about LLMs in 2024 Simon Willison
- Mollick is a business professor who tests AI hands-on and reports what actually works, not what a vendor promises. The book... Penguin Random House Book · ~256 pages Co-Intelligence: Living and Working with AI Ethan Mollick
- This is the ongoing, free version of Mollick's testing: regular posts that run real experiments and show the results, good and... oneusefulthing.org Article · 10 to 15 min per post One Useful Thing Ethan Mollick
- A short, neutral explainer of the pattern nearly every technology follows: a burst of inflated expectations, a trough of... Wikipedia Article · ~10 min Gartner Hype Cycle Wikipedia
- Our answer tells you to ask builders what breaks in production, and this is a concrete checklist of what that actually means.... startupctobook.com Article · ~20 min Technical Due Diligence Preparation Guide (The Startup CTO's Field Guide) Gareth Price
- When you want to go deeper than headlines, this is a curated map of the resources that actually explain modern AI, sorted from... Andreessen Horowitz (a16z) Article · curated list AI Canon Derrick Harris, Matt Bornstein, Guido Appenzeller
- A trend only matters against the real market you are selling into, and this annual report is the clearest sober picture of... Blume Ventures Article · ~130 slides Indus Valley Annual Report Sajith Pai and team
- A free, focused essay version of the inflection idea if you do not want the whole book yet. It explains why timing and a... Pattern Breakers (Substack) Article · ~12 min read How Inflections Let Startups Change The Rules Mike Maples Jr.
- This directly addresses the fork in your question: are you entering a known market or betting a new one will grow. It lays out... NFX Article · ~14 min read Reinventing Existing vs. Creating New Markets Pete Flint
- Data from hundreds of startup post-mortems showing how often failure traces to no real market need or a trend that never... CB Insights Article · ~20 min read The Top Reasons Startups Fail CB Insights
- This is the constructive version of your strategy: use a single feature or channel to pull people in cheaply, then give them a... cdixon.org Essay Come for the tool, stay for the network Chris Dixon
- Chen watched a whole generation of startups build on Facebook's platform and then get squeezed as the platform protected... andrewchen.com Essay Why developers are leaving the Facebook platform Andrew Chen
- Jin makes the case that the durable way to build on platforms is owning your audience, your monetization, and your direct... andrewchen.com (guest essay) Essay The Passion Economy and the Future of Work Li Jin
- This piece gives you a simple spectrum for judging how exposed you are, using the Zynga and Facebook story as the cautionary... Entrepreneur Article The Spectrum of Platform Risk Tiger Henderson
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?
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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?
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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?
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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?
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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?
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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 →
eChai Partner Brands
The partnership →