After you’re logged in to your account:
1. Click on Trainers and then on Add Trainer.
2. Type the name of the trainer and click on Save.
Add trainers to your activities:
1. Click on Activities Overview and find the one you want to add a trainer for.
2. Click on the activity and then on the Edit button.
3. Click on the Trainer field and choose the trainer for that activity.
4. Click Save.