Association of National Advertisers estimates online advertising fraud could top US$7 billion this year. The Trustworthy Accountability Group (TAG) is the brainchild of the Trustworthy Advertising Group. It plans to award seals to advertising buyers, sellers, and intermediaries that meet its anti-fraud requirements. Facebook, Google and Yahoo aren’t listed among the initial participants in the program, although Yahoo is. The others are Amobee, AppNexus, Collective, comScore, DoubleVerify, Dstillery, engage:BDR, Exponential, Forensiq, Horizon Media, Index Exchange, Interpublic Group.”]