To change your account information, click on the "MemberCenter" link located at the top right-hand corner of the Web site. When prompted, enter your e-mail address and current password, and click on the "Go" button to sign in. You will be taken to the MemberCenter home page. There are four sections that will help you modify your account. Click on the appropriate link that is necessary to modify your account information and follow the instructions. The system will automatically update itself once you've made your changes.