A 'Crisis' in Online Ads: One-Third of Traffic Is Bogus As Digital Advertising Climbs Toward $50 Billion This Year, Marketers Battle Fraudulent Visitors Billions of dollars are flowing into online advertising. But marketers also are confronting an uncomfortable reality: rampant fraud.   About 36% of all Web traffic is considered fake, the product of computers … Continue reading The Alleged $7.5 Billion Fraud in Online Advertising →