How I Interview Customers | Customer Development Labs

1. What’s the hardest part about [problem context] ?
2. Can you tell me about the last time that happened?
3. Why was that hard?
4. What, if anything, have you done to solve that problem?
5. What don’t you love about the solutions you’ve tried?

From : http://customerdevlabs.com/2013/11/05/how-i-interview-customers/

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