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 Turning Facebook Into a Massive Ad-Sales Platform Tech Firm Involver Hopes Publishers Pull an Us Weekly By Abbey Klaassen, Published on April 27, 2009 5 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. Register Now Already a member? Log in.