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 FTC to Marketers: Self-Regulate Behavioral Targeting Questions Persist About Details and Enforcement of Agency's Online-Privacy Guidelines By Ira Teinowitz, Published on February 12, 2009 0 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.