Default 5-GB mailbox per each user; mailboxes can be configured up to 25 GB

E-mail, shared calendar, shared tasks, and contacts

Spam filtering and antivirus capabilities via Microsoft Forefront Online Security for Exchange

Support for Microsoft Office Outlook_®, Outlook Anywhere, and Outlook Web Access

Support for Windows Mobile_® 6.0 devices and other Exchange ActiveSync_® 12 devices

Low-cost "deskless worker" offer for workers who use a PC and messaging services on a limited basis

Portal, collaboration, content management, site search, and forms capabilities

Single location to share documents, contacts, calendars, and tasks             

Offline access to documents on the service from Outlook

Roll-up views of calendars and tasks across multiple lists and sites

Blog site templates that support article posting, reader comments, and RSS feed generation

Low-cost "deskless worker" offer for workers who use a PC and collaboration services on a limited basis

Web client support for remote attendee flexibility

Interactive application/desktop sharing and whiteboard tools

Active speaker video switching, multi-party video, and multi-party VoIP/ audio

Rich media presentations, native video conferencing, high-fidelity recording, and Web cam capabilities

Instant messaging with text based chat using Microsoft Office Communicator 2007 client

Seamless presence awareness enabling users to check another user’s availability on the network

Presence information shared across Microsoft Office applications, including Outlook and SharePoint sites

Users can connect directly to the service over the Internet without RAS or VPN connections