Measure the return on investment in our shares of Social Media is a difficult task in many cases, if not impossible. So much so that marketers are turning to the use of other metrics and indicators to determine the effectiveness of their online campaigns, also leaving as evidence, perhaps, be a slave to ROI in social

I have to admit that there were no little reason to avoid writing this article, although that matter, and I say, settle for reading. After what happened these days in the case of free courses of Maria Rosa Diez and the subsequent complaint Facua that revolutionized Internet and social networks like Twitter with the hashtag #FraudeCM, things