Mail is always accessible online at https://mail.mywccc.org
At the Account Options screen, make any desired changes (defaults work very well) and click next.
If desired, you can give the account a name (WCCC email, etc) and click next to complete setup.
In general the settings you will need to know are:
Account type: Microsoft Exchange or Corporate Email.
Server: mail.mywccc.org
Username: Your WCCC username (firstname.lastname)
Password: Same password used to login to computers at WCCC.