Microsoft Office 365 is a modern collaboration platform that provides a full-featured email system with web access, integrated calendaring, a campus contacts directory, support for mobile device access, and 50 gigabytes of email storage and 1 terabyte of document storage per account.
Mobility: Work from virtually anywhere using trusted Office applications across your favorite devices--PCs, Macs, and mobile devices--and seamlessly move and work with your Office documents locally on your device or in the online environment.
Collaboration: Collaborate with teammates, partners, and customers with documents that are always up to date and accessible from almost anywhere.
Communication: Microsoft Lync serves as your communication and presence hub making it easy to see when someone is available, connect via instant message, audio or video calls and host online meetings
Content Management: SharePoint Online makes it easy to set up and manage online communities, wikis and blogs, make customized forms and create and manage content and documents.
Exchange Online: Access email and calendars on the go and keep everyone in sync with enterprise-grade email and shared calendars.