Have you got any experience? http://www.gradnja-online.com/healthinwdccom-0dc1.pdf#shrugged renova-restorehealth.com  The merger would create the Publicis Omnicon Group, the largest advertiser in the world as measured by revenues. As of 2012, the two groups together had $22.7 billion in revenue. The merger would boost the two companies past WPP, currently the No. 1 advertiser globally, with $16.5 billion in 2012 revenue, according to data compiled by Ad Age.