This video shows a few of the common mistakes involved in customer interviews and how to avoid them.
The video has been created for people who already have their business idea - so keep that in mind when watching.
Here is an extract from an article about how to do customer interviews - including advice about what to ask and what not to ask!
Read the article (closely) and briefly answer the following questions:
This video provides an expansion on some of the ideas included in the article above.
A sample customer interview.
Using customer interviews to redesign a mobile app:
Experience with customer development:
More customer interview resources (and a nifty slide deck):