The University of Alberta uses Google's Apps for Education suite of apps!
The University of Alberta uses the Google Apps for Education suite of applications which includes Mail, Calendar, Drive, Sites and Groups. All students, faculty and staff are provided with an apps@ualberta account making these applications available...
Delegating an email account will allow the delegates to access the email inbox without the password. Delegates will be able to read and reply to emails, but they will be unable to modify any of the settings.
Why to use it: Free! Integrates well with other Google tools and products Relatively small learning curve