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 Ad Groups Warn Finance Bill Puts FTC on Steroids 'Hidden' Clause Could Make Agencies Liable for Marketers' Ad Claims By Rich Thomaselli, Published on April 22, 2010 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. Become a Member Already a member? Log in.