You can register an additional domain name to use with your site. To do this please follow these instructions:
You will then be taken through to choose your new domain name where you should enter the words you would like for your domain name in the search box.
Once your domain name is registered you will be able to edit email settings and other domain name settings from the "Manage Domain Name and Email" area.
If you have any questions at all, please contact your Account Manager who will be happy to help.