You’ve read all of your free items this month. To register, get added benefits and unlimited access to articles, Become a Member. Already a Member? Sign in. Advertising Age Article Abstract Posting to Facebook: The Truth About Third- Party Applications A Recent EdgeRank Study Said Facebook Penalizes Third-Party Apps. Here's What's Really Going On. By Michael Lazerow, Published on September 09, 2011 15 Want more Access, Content & Connections? Upgrade to Membership. We are glad you are enjoying Advertising Age. To get uninterrupted access and additional benefits, become a member today. Become a Member Already a member? Log in.