• User must connect to Exchange physically through the Internet to view information.
• Offline viewing of messages is not available.

E-mail

• Spelling checker, auto-resolve addresses, and digital encryption are unavailable.
• Message flags such as Reply, Message, and Forward are unavailable.
• Inbox rules, three-pane viewing, and the ability to drag-and-drop messages into folders are unavailable.
• Microsoft Office integration is unavailable.

Calendar and group scheduling

• Monthly calendar view is unavailable.
• Other specialized views are unavailable. Simple calendar views are fully functional.

Public folder access

• Outlook views are not in table format.