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 Stop Being an Agency and Start Being an Agent of Change Think More About Business Ideas Than Ad Campaigns By Wayne Arnold, Published on September 07, 2009 13 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.