After learning know how to select an email marketing provider, it is important to establish how you are going to build email lists for your campaigns.
From this eMarketer data from 2005 and 2008, you can see that people are comfortable with receiving emails that they have registered with. Even though they may not read it right away, they will still save those emails for review at a later time.
Hence, it is important to learn how to build an email list for your campaigns. Here are 4 ways how to do it.