Email marketing remains the staple of social media marketing. It’s by far the most effective when used the right way. One way to best ways pick up interesting and useful social media marketing tips is by reading the blogs of various email marketing companies. Here’s three to get you going:
http://blogs.constantcontact.com/commentary/
http://blog.verticalresponse.com/
http://www.mailchimp.com/blog/
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Marketing Dissertations proposal