Since the infancy of direct response marketing, a targeted, captive audience has been the key to success.  It didn't take long for the "list" to become king. While your list may remain the most powerful pillar of your direct response effort, naturally you also need strong, motivating offers and spot-on creative to go with it.  Still, without the ability to reach the right people, the most enticing offers and the most exceptional creative takes you nowhere. In online marketing, when it comes to lists the email marketing list reigns supreme .  Still, for most email marketers, achieving continual email list growth is the Achilles heel of email marketing.  This coin of a dilemma has two sides, neither of which is pretty:  

See more