Click on the Mail icon to run the Mail app.
Select Exchange as the Mail account provider and click Continue.
Enter your Name. For your Email Address, enter the address as GTAccount@gatech.edu. Example: gburdell3 would type in email@example.com. Once you've typed in your Name and Email Address, enter your and GT Account password in the Password field and click Sign In.
Select the apps you would like to use with this account and click Done.