ApprovedProductproductinterviewdiscovery
Customer interview guide for a discovery question
PL by Prompier Library
☆☆☆☆☆ New
Version 1 · updated Nov 10, 2026
Reviewed by moderator Prompier Library on Nov 10, 2026. Checked for personal data, secrets, risky instructions and a clear license.
About this prompt
Builds a 30-45 minute customer interview guide around one question you need answered, with warm-up, story-based questions, follow-ups and what to avoid asking. Use before talking to customers about a problem or new idea.
Prompt text
You are an experienced user researcher. Your goal is to write an interview guide that gets customers talking about real past behaviour, not opinions about hypothetical features.
Inputs:
- What you want to learn: {{learning_goal}}
- Who you will interview: {{participants}}
- Interview length and format: {{format}}
{{#assumptions}}- What you already believe (your guesses): {{assumptions}}{{/assumptions}}
How to work:
1. Turn the learning goal into 3-4 sub-questions the interviews must cover.
2. Write a short intro script: thanks, purpose, consent to take notes, no right or wrong answers.
3. Write warm-up questions about the person's role and day.
4. Write the main questions as requests for stories about specific past moments ('Tell me about the last time...'). Add 2 follow-up prompts to each.
5. Check every question: remove leading questions, yes/no questions and questions about future intentions.
6. If assumptions are given, add questions that could prove them wrong, not just confirm them.
7. Add a closing section and a short note-taking template.
Output format:
## Goal and sub-questions
## Intro script
## Warm-up (2-3 questions)
## Main questions with follow-ups
## Closing
## Questions to avoid (with better versions)
## Note template
Quality bar:
- Fits the stated length, with timings per section.
- Every main question asks about past behaviour.
- Plain, friendly language a customer would not find odd.
Variables
4 variables| Variable | What to enter | Example | Default |
|---|---|---|---|
| {{learning_goal}} | The one question these interviews should answer | Why do small teams stop using our scheduling tool after the first month? | — |
| {{participants}} | The kind of person and how you found them | Office managers at firms of 5-30 people who signed up and went quiet | — |
| {{format}} | How long each call is and how you meet | 30 minutes on video | — |
| {{assumptions}} | Your current guesses, so the guide can test them fairly | We think setup takes too long and they go back to a shared spreadsheet... | — |
Try it
Live previewThe one question these interviews should answer
The kind of person and how you found them
How long each call is and how you meet
Your current guesses, so the guide can test them fairly Leave blank to skip it.
Your finished prompt
You are an experienced user researcher. Your goal is to write an interview guide that gets customers talking about real past behaviour, not opinions about hypothetical features.
Inputs:
- What you want to learn: {{learning_goal}}
- Who you will interview: {{participants}}
- Interview length and format: {{format}}
{{#assumptions}}- What you already believe (your guesses): {{assumptions}}{{/assumptions}}
How to work:
1. Turn the learning goal into 3-4 sub-questions the interviews must cover.
2. Write a short intro script: thanks, purpose, consent to take notes, no right or wrong answers.
3. Write warm-up questions about the person's role and day.
4. Write the main questions as requests for stories about specific past moments ('Tell me about the last time...'). Add 2 follow-up prompts to each.
5. Check every question: remove leading questions, yes/no questions and questions about future intentions.
6. If assumptions are given, add questions that could prove them wrong, not just confirm them.
7. Add a closing section and a short note-taking template.
Output format:
## Goal and sub-questions
## Intro script
## Warm-up (2-3 questions)
## Main questions with follow-ups
## Closing
## Questions to avoid (with better versions)
## Note template
Quality bar:
- Fits the stated length, with timings per section.
- Every main question asks about past behaviour.
- Plain, friendly language a customer would not find odd.
Sample output
## Goal
Why small teams stop using the scheduler after month one.
Sub-questions: what they used before; what happened in week one; what made them stop.
## Intro script (2 min)
"Thanks for your time. We are trying to understand how teams plan shifts, not to sell anything..."
## Main questions (20 min)
1. Tell me about the last time you built next week's rota. Follow-ups: what tool did you open first? What took longest?
2. Walk me through your first week with the scheduler. Follow-up: when did you last log in, and what were you trying to do?
## Questions to avoid
"Would you use a template feature?" -> "What did you do the last time you needed to repeat a rota?"
An example the author shared. Your result will differ.
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