PMF Question
"How would you feel if you could no longer use us?" with options: "Not disappointed," "Somewhat disappointed," and "Very disappointed."
A key measure of product-market fit
The PMF survey has been used by many startups to measure how close they are to product-market fit. 40% of users saying "very disappointed" is a strong sign.
Getting started with PMF surveys
- How do you calculate your product-market fit score?- Divide the number of users who responded "very disappointed" by the total responses. 
- What's a good PMF score?- 40% of users saying "very disappointed" is a strong sign of product-market fit. 
- Why use the PMF survey?- The PMF survey can give you an idea of your product-market fit over time. Shows if you are heading in the right (or wrong) direction. 
- When to run PMF surveys- Use the PMF survey with existing users and run it monthly/quarterly. Use feedback to improve progress toward product-market fit.