Most startups fail because they launch the wrong product. This playbook shows you how to validate fast and build something investors and users believe in.
Months lost coding features nobody asked for.
No proof users care, only risky assumptions.
Markets shift, competitors win, momentum is gone.
7 errors, self-checks, and action steps.
painkiller prototype, fast testing.
5×5 loop for weekly user feedback.
proven interview questions.
rank by user value, cut the rest.
investor-ready proof, one page.
You validate in weeks, not months.
You impress investors with data, not guesses.
You save $100k+ in wasted development.
You build what users actually want.
Burn months of payroll on features no one uses
Lose investor confidence when you can’t show proof
Endless pivots and rework drain your runway
Competitors launch while you stall
Clarity on what to build — and what to cut
Proof that turns investor doubt into confidence
Speed to market with fewer false starts
A roadmap that scales instead of stalls