https://amzn.to/383bo92
It talks at length about the challenges, especially, of getting _honest_ feedback from prospective users. And it has a lot of ideas to that effect.
https://www.amazon.com/Mom-Test-customers-business-everyone/...
https://amzn.to/383bo92
It talks at length about the challenges, especially, of getting _honest_ feedback from prospective users. And it has a lot of ideas to that effect.