Advertisers must become ‘militant’ over digital metrics

Advertisers should start demanding more of Facebook and Google when it comes to the metrics they offer, according to a number of marketers.
Facebook has come in for criticism after it found more errors in the way it measures some digital metrics. In August, it admitted it had overstated video views by as much as 80% and now it has said it also found problems with the way it measured app referrals, ‘complete’ video views (how many people watched through to the end) and traffic to Ins