Use the search box to find your profile, or just browse through the pages until you find it. You can update your information and/or add a picture by clicking on the "View Profile" link to the right of your name, then clicking on "If this is your profile, you can add to or amend it. Find out how …" There you may add comments and photos for your classmates to view, choose to allow your classmates to email you through this website, and adjust all your other profile settings.