John Wanamaker is famous for saying, “Half of the money I spend on advertising is wasted; the trouble is, I don’t know which half!” With an ever-growing number of sophisticated online tracking tools, you’d think that wasting advertising dollars would be a thing of the past. But, in fact, companies are wasting just as much (if not more!) on online media and advertising due to a number of factors, but mostly because they’re confusing activity with results.