The number one thing that I need to tell you right now before we even look at these methods is to make 100% sure that the people signing up know what they're getting themselves into. For example, how many e-zines or newsletters have you ever subscribed to only to find out that they're not actually e-zines and newsletters, just ad lists (which to be honest aren't all that bad in particular situations, but we'll be getting to that in a moment)?