This tutorial demonstrates how to configure Apple Mail on Macintosh for @colorado.edu Gmail accounts.
You may need to enable IMAP for your account prior to configuration of your email client (https://mail.google.com). To do this:
In the Full Name: text field enter your desired display name.
Enter your E-mail address (CULoginName@colorado.edu) and Identikey Password in the corresponding fields.
For the Account Type select IMAP, and for Incoming Mail server type imap.gmail.com
Enter your CULoginName@colorado.edu in the User Name field.
Enter your CULogin Name and Identikey password in the corresponding fields, then click Continue.
*Note: Be sure that the User Name field does not have @colorado.edu included or you mail will not be able to send.
Click the Create button and your account will be configured.