For a team member to be added, they need to have registered as a new user via this link.
Once registered, you can invite them to your team via the Team tab of your admin account.
- Click on 'Members' and then on 'Add Member'
- Type in the email address they used to register for Trint
- Click on 'Invite'

The new team member will receive an email and invitation link. Once they accept, they will be part of your team.