Log into your TGS account: https://admin.totalglobalsports.com
Select the Events tab on the top of the page
Select your event type (Tournament, League, Past Events)
Select the Event
On the left navigation select the link Divisions/Flights
Drag your division up or down on the page.
It will automatically update and save the order when you drag them around
This order that they are displayed will be displayed the same on the frontend to the public when looking at the schedules page