# Customer interview field guide

Build a Product · buildaproduct.live

Ask about real behavior, capture evidence, and avoid leading questions.

## Who are we learning from and why?

_Your notes:_


## Tell me about the last time this happened.

_Your notes:_


## Walk me through what you did.

_Your notes:_


## What was the hardest part?

_Your notes:_


## What did it cost in time, effort, or money?

_Your notes:_


## What have you already tried?

_Your notes:_


## What would a useful next step look like?

_Your notes:_


## Record exact quotes separately from interpretations.

_Your notes:_


## Evidence against our assumption:

_Your notes:_


## Next experiment and decision threshold:

_Your notes:_


Use this worksheet as a starting point. Revise it based on real evidence from your own product.