You know the old joke. 50% of your advertising is working. If only you knew which 50%. Content marketing has the same challenge – plus one more – what does ‘working’ really mean for content marketing? Curata recently interviewed 24 experts for their advice on the best content marketing metrics. We reviewed their top tips and drew upon our own experience to come up with our own top tips on how you can assess your content marketing performance and relevant metrics to monitor.…