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 At Last, the Reviews Are in: Wal-Mart Wakes Up to the Power of the People Retail Giant Makes a Big, if Belated, Push Into the Social Web By Matthew Creamer, Published on July 23, 2007 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.