Microsoft Corporation is engaged in developing, licensing and supporting a range of software products and services. The Company operates in five segments: Windows & Windows Live Division (Windows Division), Server and Tools, Online Services Division (OSD), Microsoft Business Division (MBD), and Entertainment and Devices Division (EDD). The Company�s products include operating systems for personal computers (PCs), servers, phones, and other intelligent devices; server applications for distributed computing environments; productivity applications; business solution applications; desktop and server management tools; software development tools; video games, and online advertising. In September 2013, Ericsson completed the acquisition of Microsoft's Mediaroom business and TV solution. Effective October 23, 2013, Microsoft Corp acquired Apiphany Inc. Effective February 4, 2014, Microsoft Corp acquired an undisclosed stake in Foursquare Labs Inc.