Personal experience shows that poor results from targeted ads is usually because of a) poor product, b) poor audience targeting, c) poor creative, or d) poor te

Personal experience shows that poor results from targeted ads is usually because of a) poor product, b) poor audience targeting, c) poor creative, or d) poor testing and tracking. There's an entire cottage industry of marketers (especially affiliate marketers) who make a lot of money through targeted ads. Unlike big brands, they can't afford to throw money at branded campaigns; they have to see results. If they continue to patronize ads, it means that they are getting conversions.