To merge duplicate athletes
1.  Click on incorrect version of athlete
2. Drag him or her and drop on correct version of athlete
3. You will be asked if you want to Merge all Athlete info, results and entries
User-added image
4. Click Yes

To merge duplicate teams
1. Click on incorrect version of team
2. Drag and drop on correct version of team
3.  You will be asked if you want to Merge all Team info, coaches, results and entries
User-added image
4. Click Yes

To merge duplicate meets (TM for Swimming Only)
1. Click on incorrect version of meet
2. Drag and drop on correct version of meet
3. You will be asked if you want to Merge all Meet info, events, results and entries
User-added image
4. Click Yes