Master Customer Interviews

Context and why it matters in 2026

Learn how to use interviews as a practical tool to find out if the problem you're solving really exists.

In modern product teams, progress depends on clear playbooks and measurable outcomes. This module gives you practical steps you can apply immediately while keeping alignment with the broader Master Problem Validation curriculum.

Step-by-step playbook

1. Step 1: What you'll learn in this module
2. Step 2: When interviews work (and when they don't)
3. Step 3: Foundational vs. refinement research
4. Step 4: Exploratory vs confirmatory interviews
5. Step 5: Moderated vs unmoderated interviews
6. Step 6: One-on-one vs group interviews

Templates and examples

• What you'll learn in this module
• When interviews work (and when they don't)
• Foundational vs. refinement research
• Exploratory vs confirmatory interviews
• Moderated vs unmoderated interviews
• One-on-one vs group interviews

If you are working on AI-enabled workflows, review the glossary terms Prompt library and Reflection loop for reusable implementation patterns.

Metrics to track

• Module completion rate from first to last lesson.
• Lesson-to-lesson progression drop-off points.
• Time to complete versus the estimated 190 minutes.
• Retention into the next module and downstream lesson activity.

FAQ