Validating an idea isn't just getting a yes or no. You need to understand what the person's problem is, how much that problem costs them, what solutions they ha

Validating an idea isn't just getting a yes or no. You need to understand what the person's problem is, how much that problem costs them, what solutions they have tried before, what problems did they have with those solutions, etc. And then you have to size the market. How many other people have that problem? How do you reach those people?