Greg Sterling says, “Retail makes up the largest category of internet ad spending, representing about 21 percent of total revenues, according to the most recent IAB report — or roughly $15 billion annually. That’s why the development of a “cost-per-(store)-visit” ad model (CPV) is potentially so significant.Some of that retailer ad spending is driven by pure-play e-tailers. However, most is from traditional retailers.While traditional retailers are suffering, more than 90 percent of consumer retail spending still happens in stores: trillions offline vs. billions online. In addition,... (Read More ...)