Useful answers for uncertain stages.
Research-backed frameworks, direct questions, and practical next steps for people building or evaluating an early startup.
How to validate a startup idea before you build it
A practical validation process for testing the problem, urgency, audience, and willingness to act before investing in a product.
Read guideFinding a customer problem worth solving
Learn how to distinguish recurring, urgent customer problems from mild inconveniences and founder assumptions.
Read guideCustomer interviews without leading people
Questions, structure, and synthesis methods for customer discovery interviews that produce evidence instead of polite agreement.
Read guideTAM, SAM, and SOM: market sizing founders can defend
Build a transparent market-size estimate using bottom-up assumptions instead of impressive but unusable headline numbers.
Read guideCompetitor analysis that includes the real alternatives
Map direct competitors, substitutes, manual workarounds, and doing nothing to find a sharper strategic position.
Read guideBuilding the first lean business plan
Create a useful one-page business model, connect its assumptions, and revise or pivot as evidence arrives.
Read guideHow to find and evaluate a startup co-founder
A practical framework for finding co-founders, testing working compatibility, and discussing the difficult questions early.
Read guideIs your startup ready for pre-seed investors?
Assess whether fundraising is the right next step and prepare the evidence, narrative, milestones, and process investors need.
Read guideA new angel investor’s first startup evaluation
A grounded checklist for evaluating an early startup when financial history is limited and uncertainty is high.
Read guideStartup due diligence for new angel investors
A practical early-stage diligence process covering founders, customers, market, product, company records, financing, and risk.
Read guideSAFEs, convertible notes, and equity: the basics
Understand common early-stage investment instruments, their economic mechanics, and the questions a new investor should ask.
Read guidePortfolio thinking and risk for early startup investors
Why early-stage investors use portfolio construction, reserves, pacing, and decision discipline to manage uncertain outcomes.
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