SocialPro layers your mailing list with publicly available social data, so you can learn more about your subscribers. Find out who's most connected, then send targeted campaigns to those subscribers with a single click.
See who the most influential subscribers on your list are, based on their social-network activity and the number of friends they have.
Find out what subscribers are on social networks and who your most loyal fans are. Send an email to members of specific networks, including Twitter, Facebook, Flickr, LinkedIn, and Google Plus.