If a contact is unavailable for instant messaging, you can open your default e-mail application from Communicator for Mac 2011 to send the contact an e-mail message.
If you use your Exchange account and you have set Outlook for Mac as the default e-mail application, the following procedure opens Outlook for Mac.
Note: To learn how to set Outlook for Mac as the default mail application, see Outlook for Mac Help.
Sign in to Communicator.
In the Contact List window, click Mail .
Note: You can also send mail from the contact's contact card. To view the contact card, click the contact's online status button.