This Week in Social is a weekly digest of some of the biggest stories in social media marketing news. These stories are the show notes for the Brave Ad World Podcast. Each story is discussed at a deeper level on the podcast.

This week’s headlines: Pinterest Rolling Out Ad Groups, Twitter Sells Fabric to Google, Snapchat Launches Sequential Video, Twitter Shutting Down the Buy Button and Snapchat Launching Big Update and Updated Search Bar.

The week’s news quick hits: Facebook Not Renewing Live Agreements with Publishers, Facebook Launching Paris-Based Startup Incubator, Google+ Gets New Features, Twitter Makes Short Videos Loop, YouTube Testing Messaging Videos in Canada and LinkedIn Overhauls Desktop Experience.