Digital advertising is growing at a rapid space. Sarah Lawson Johnston (Managing Director Europe at Mediaocean), writes in her article about the trends in digital advertising  for the year 2015. They are: Multi-touch Attribution, Native advertising and Viewability. We can expect to have a significant effect on digital ad efficacy and accountability. To know more, follow:  http://digitalmarketingmagazine.co.uk/digital-marketing-advertising/digital-advertising-industry-predictions-for-2015/1281