Communications
Communications Portal by Merlot: http://learninglynx.blogspot.com/2010/02/communications-by-merlot.html
Marketing Texts: http://learninglynx.blogspot.com/2010/02/online-marketing-textbooks.html
Entire Course on mass communication: http://learninglynx.blogspot.com/2010/10/entire-course-on-mass-communication.html