Microsoft is a multinational computer technology corporation that develops, manufactures, licenses, and supports a wide range of software products for computing devices. Headquartered in Redmond, Washington, USA, its best selling products are the Microsoft Windows operating system both for end users and SMB to Enterpsire server enviroments, Microsoft Exchange server platform for email and unified messaging enviroments and the Microsoft Office suite of productivity software
Office 365 is the brand name used by Microsoft for a group of software plus services subscriptions that provides productivity software and related services to its subscribers. For consumers, the service allows the use of Microsoft Office apps on Windows and OS X, provides storage space on Microsoft’s cloud storage service OneDrive, and grants 60 Skype minutes per month. For business and enterprise users, Office 365 offers plans including e-mail and social networking services through hosted versions of Exchange Server, Lync, SharePoint and Office Online, integration with Yammer, as well as access to the Office software.