[nicolasiac]

When building http://www.CraftzBay.com the only logical way to find sellers of handmade items was through Facebook. We started chatting with them through Facebook to explain our idea and many of them signed up!

[youshaei]

That's awesome! Just curious, how did you go about searching for them?

[yoshyosh]

Noah Kagan of appsumo literally goes over how you go about this http://www.appsumo.com/where-are-my-customers/. The best videos I've seen on early customer aquisition hands down.