Microsoft Office 365

Office 365 beta testers can choose to deploy the service as a test, "pilot" program, or get started migrating a Windows business productivity environment to the cloud.

Exchange online is so feature-packed and well-organized that email admins may not miss on-premise Exchange.

The Office 2010 Outlook web-app provides a feature-rich and high-fidelity email client expereince.

Outlook web app users have many ways to customize their Outlook experience.

Document libraries in SharePoint allow users to organize and share Office documents.

Administer and manage SharePoint sites with SharePoint online for all types of collaboration.

Lync is a Unified Communications service that provides meetings, phone calls, IM and integrates with Outlook.

There are several tools for monitoring the health and status of an Office 365 environment.