1. All users are considered employees. Before doing anything else, all employees have to first specify their manager. 

2. Any one with reportees (who has been set by someone as their manager) is considered a manager. 

3. Administrator - The person who added AttendanceBot to the Slack team is by default the team administrator. An administrator can control several team wide settings and is responsible for managing the subscription. To change this please reach the support team by saying "dialm".