List Building Mojo
It addresses some of the key issues for building your opt-in list. A careful reading of this material could make a big difference in how you think about list building.
Tell your potential subscribers they will get a free bonus for subscribing in so many minutes. You could have a timer running down the time on your opt-in form. If they really like your bonus, they will subscribe before the time
Tell your potential subscribers they will get a free e-course for subscribing. You could just publish each lesson on a daily autoresponder series. People like to take courses one lesson at a time. You could even include an ad with each lesson.