Learn before you bind
Turn the riskiest assumption into a small test.
A useful test says what you expect, who or what can disprove it, how much you will risk, and what result changes the decision.
The attractive shortcut
The vague version says to research the market, ask people what they think, or try the idea. Those activities can produce notes and encouragement without answering the decision that matters.
What holds up
Choose one assumption that could sink the next move. Test it with the people, prices, conditions, and behavior that matter. Set the pass, pause, or stop rule before seeing the result so enthusiasm cannot quietly move the goalposts.
Where it breaks
- The test asks friends whether they like an idea instead of asking likely customers to make a realistic choice.
- The test changes the product, audience, price, and sales message at the same time.
- There is no threshold, deadline, cost cap, or record of what actually happened.
- A positive conversation is counted as a sale, repeat demand, workable margin, or reliable delivery.
- A weak result is explained away instead of changing the decision or the next test.
Questions worth carrying
- Which single assumption could make the next move a bad decision?
- Whose real behavior—or which current record—could challenge it?
- What result means proceed, revise, pause, or stop?
- What is the smallest honest test that fits your time and cash limit?
- What will still be unknown even if the test passes?
Fifteen-minute move
Write one assumption, one target group or source, one action they must take, one pass/fail threshold, one deadline, and one cost cap. Run no test until those six lines are visible.
A small test can reduce uncertainty. It does not guarantee demand, price, margin, delivery, safety, legality, financing, or future success.

