Practice : Customer Interviews
Purpose and Strategic Importance
Customer Interviews are structured conversations that uncover real-world problems, needs, and motivations. Unlike surveys or analytics, they provide depth and nuance, surfacing insights that teams would not otherwise see.
They ground decisions in customer evidence, helping teams to prioritise problems worth solving and avoid building features nobody uses.
Without regular interviews, teams rely on assumptions or stakeholder bias, increasing the risk of wasted investment, poor adoption, and eroded trust.
Description of the Practice
- Interviews explore behaviours and experiences, not just preferences.
- They focus on specific, recent events to reduce bias.
- Data is synthesised into actionable insights such as themes, personas, or jobs-to-be-done.
- The practice is cyclical: teams interview, synthesise, test, and refine.
How to Practise It (Playbook)
1. Getting Started
- Define interview objectives (e.g. pain points, motivations).
- Recruit a representative sample of customers.
- Draft an open, unbiased interview guide.
- Record (with consent) and take detailed notes.
2. Scaling and Maturing
- Schedule interviews as a routine discovery activity.
- Include engineers, designers, and stakeholders in sessions.
- Use structured synthesis (affinity mapping, thematic analysis).
- Maintain an insight repository to track learnings over time.
3. Team Behaviours to Encourage
- Empathy and curiosity.
- Active listening over assumptions.
- Inclusivity in participant selection.
- Transparency in sharing insights.
4. Watch Out For…
- Asking leading or solution-driven questions.
- Overweighting anecdotal responses.
- Sampling only accessible or easy-to-reach customers.
- Failing to act on insights.
5. Signals of Success
- Qualitative: Teams reference customer quotes in backlog discussions.
- Quantitative: Reduction in unused features, increase in validated needs addressed.