Managing users can be done at the organization level by Administrators only. Head over to "My Account" in the left-hand panel and view your currents users.
Click "Manage Users" to add or delete users.
Users can have the rol of Administrators or a a role with a set of permissions.
Pick the role that best suits bets to the user. If you would like a role that's not listed here, please contact us and let us know which one. We can assess adding it in 1-2 business days.