I didn’t actually realize it until this week, but if you double-click on an email address field within Dynamics CRM 2011, it will actually open the default email application ( such as Microsoft Outlook ), and create a new e-mail message.
So double-clicking this email address:
Results in a standard Outlook e-mail message being opened:
I verified that this was not how CRM 4.0 worked.
Anyway, it’s a really cool feature and can be a real time-saver.