Econsultancy columnist Patricio Robles has shared a list of six big retargeting mistakes that the marketers make.Robles says, “Retargeting can be an incredibly powerful weapon in the digital marketer’s arsenal. For some marketers, it consistently produces one of the highest ROIs of all digital campaigns.But even so, many marketers make mistakes that can reduce the efficacy of their retargeting campaigns. Here is a look at six of the biggest.Retargeting users who have already convertedThe productivity of retargeting campaigns can mask waste. One of the more common forms of waste... [...]