Microsoft's latest acquisition, LinkedIn, just bought PointDrive, a social-selling app vendor.
Latest from Mary Jo Foley
Over the coming months and into 2016, Microsoft will be adding 'likes' and 'mentions' to its various flavors of Outlook for business users and consumers.
Microsoft's Yammer enterprise social-networking team is rolling out new capabilities for Yammer on iOS, OS X and Android devices.
Facebook is no longer showing Bing Web search results in Facebook search results.
Microsoft is fine-tuning further its Office businesses and is moving Yammer under Office 365. Yammer Co-founder David Sacks is leaving Microsoft.
Researchers at Microsoft's FuSE Labs have launched a second project that investigates the intersection of hyper-local content and civic engagement.
Microsoft has made a $15 million investment in Foursquare and signed a multi-year contract to license Foursquare data, according to reports.
Microsoft is continuing to flesh out its Yammer roadmap by adding more e-mail and SharePoint integration to its Yammer enterprise social-networking product.
Microsoft is looking at making an investment of an unspecified amount in social-media maven Foursquare, according to a Bloomberg report.
Microsoft Research is collecting data about the usage of Twitter hashtags via a new bot.