News & Views - TweetsFacebook vows to be more transparent about metrics after admitting more miscalculations https://t.co/K3XW7Y9MTZ via @thedrum Posted on 18th November 2016 by Greenlight Facebook vows to be more transparent about metrics after admitting more miscalculations https://t.co/K3XW7Y9MTZ via @thedrum Greenlight WhatsApp adds secure video calling amid privacy concerns https://t.co/mxpSgq39IE The key components of building a successful sports sponsorship campaign https://t.co/L1zEE90FWX via @thedrum