Team Manager provides the following options for a mass purge of data
  1. Go to File, then Purge
    1. Purge Athletes/Results
    2. Purge Meets
    3. Purge Workouts (Swimming only)
    4. Delete Current Database
User-added image
 
  • Note: For details of each option, please refer to Help > Contents > File Menu > Utilities > Purge Items in Your Database