Personalize your Domain Name

Go to your web page
www.mythirtyone.com/____________ (your id number)
Log in
Go to Profile
Go to fourth tab to personlize web page
click on "Personalize"
go to the line where your id number is, and replace with the word or name you want to use.  When you save you will see that it was either saved or that name is already in use!  Pretty easy!