1. Go to Coworkers in the menu
2. Click Invite Coworker in the right corner
3. Type your coworker's email address and add a message if you like
4. Check the Admin box if the user should have the same rights as you. What are admin rights
5. The system will send a reminder on the third day after the first invite, but you can also manually resend the invite
6. You will receive an email when coworker registers through the invite