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 The Inside Scoop on Facebook's $1.6 Billion Ad Machine Why Facebook Will Surpass $4 Billion In Revenue This Year By Dave Williams, Published on October 21, 2011 2 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.