Serious question - have you asked this question of people who might really have this problem?
This is customer development 101.
This is a great resource on the topic: https://blog.kissmetrics.com/26-customer-development-resourc...
This is customer development 101.
This is a great resource on the topic: https://blog.kissmetrics.com/26-customer-development-resourc...
Just one thing with respect to the books mentioned at the end of the post.
I've read all of them and don't think that you need any of them.
If you are going to pick one up - get "Running Lean" by Ash Maurya - it's literally a step by step manual on how to do whatever it is you need to.