How to validate a business idea — the demand-first way
Most idea validation is guesswork dressed up as research. The faster, cheaper path: read the demand that already exists — the complaints, unmet needs, and willingness-to-pay language real people are posting right now.
1. Start with expressed demand, not surveys
Surveys ask people to predict behavior. Expressed demand shows what they already do and complain about. Look for recurring pain, not polite interest.
2. Rank the pain
Not all complaints are equal. Score each by severity, how many people share it, and whether they'd pay to fix it. The top 3 are your wedge.
3. Map the competitor gaps
If incumbents already solve the top pain well, move on. The opportunity lives in the gap the big, expensive players won't bother to fill.
4. Put a number on it
Estimate the revenue at risk of the unmet need. If the cost of the problem dwarfs the cost of solving it, you have a real market.
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