To upgrade an athlete from Flex to Premium:
1. Log in to your USAS account
2. Click on 'Club' from the top right navigation options and select 'My Club' from the dropdown
3. On the 'View/Edit Club' page, click the gray 'Team Management' tab
4. Click 'Athlete Roster'
5. In the Athlete Roster table, click the 'Edit' icon next to the athlete you want to upgrade
6. Under the 'General' tab, click 'Upgrade'
7. In the Upgrade Membership table, click 'Upgrade'
8. Select 'Yes, upgrade'