I can't emphasize this enough. A list of 200+ emails is meaningless if they are not willing to pay for it. People don't usually put a lot of thought in how the

I can't emphasize this enough. A list of 200+ emails is meaningless if they are not willing to pay for it. People don't usually put a lot of thought in how the particular product will help them. However, I think that it is better to ask people a) what problem will the given product solve b) How they solve it now? .