Register with Role
Every person has to register for an account in the system in general.
To participate at the tournament with any other special role, or adding a role to your existing participation (e.g. add EC-Member role as Juror) you can apply to a tournament as role.
Please apply to tournament directly on the Registration - My Applications page. Select the role and apply. The application is then reviewed by the organisers and if approved, adds the role to your attendance. Continue at application data
After your initial registration was accepted, and you are not already part of a team, you could associate yourself to a team with the associate to team button and the team password on the Registration - My Applications page.
As you are now an attendee of the given tournament, and have to supply a set of information regarding your participation.