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 GE Gallery Launches in Billboard-Free Sao Paulo Almap BBDO, GE Take Advantage of Loophole in Ban of Visual Pollution With Artful Panels That Beautify the City By Laurel Wentz and Claudia Penteado, Published on July 30, 2012 1 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.