The fortune is in the list. If you had a dollar for every time you've heard that said, well, you'd already have a fortune! :-)
However "broken-recordish" it may sound, it IS a truthful statement. The fortune REALLY IS in the list.
Fact is, if you possess the knowledge of how to grow and profit from opt-in lists, you can pretty much write your own ticket.
Now, to be sure, list marketing has MANY parts. Throw in words like "autoresponder", "opt-in page", "conversion", "open rate", "delivery", "offers", "permission", "bounce", "white / black list", "call to action", "personalization", "subject line", "confirmed", "click-thru / click-thru rate", "targeting", "unique click", "hard / soft bounce", "demographic", and "campaign", along with a