Log into your GotSport account at https://system.gotsport.com/
Click the "Program Registrations" tab.
Click the "view" button for the associated program registration.
Click the "Registration" tab at the top of the pop-up screen.
Click the "Edit" button to edit any registration form answers that were made "editable" by your club.
Add your document by clicking "choose file". When your file is uploaded, click "Save".