You may sign up both using the "Sign up with ClassLink" choice to register to each ClassLink and Backpack, or by utilizing the "Register to Backpack Only" alternative and entering your district username/e mail and password. To inquire what your district email and password are, please talk to your Instructor. https://johnnyacdbz.blogtov.com/14226420/the-smart-trick-of-bags-that-no-one-is-discussing