After you are well-versed in building lists, you will want to make them even more specialized. This means breaking them down into people who have purchased from you and people who have not, etc. You'll find that you want to treat these groups of people differently, and even word things differently in your messages. It's not to say that one group of people is more important than the other, just that they need different handling.
[tweetthis url=”http://goo.gl/AE8zWu”]Segment your list into multiple lists to better serve your subscribers.[/tweetthis]
Examine your autoresponder company's documentation to discover how you can separate your lists so that it makes more sense for your marketing.