Chances are you'll check in either using the "Check in with ClassLink" option to check in to both ClassLink and Backpack, or by using the "Sign in to Backpack Only" alternative and getting into your district username/email and password. To inquire what your district email and password are, you should https://authenticrealversacelabel56666.bloguetechno.com/examine-this-report-on-backpack-68846556