Sign up to an account by yourself
1. Click the link you got from the admin of Short Break From Work
It looks like this: https://app.shortbreakfromwork.com/direct_acccount_signup/a-very-unique-token-for-just-your-team
2. Signup
Enter you user details and accept the terms of service like you would any other.
3. Choose a team
Choose which team you want to join.
If you accidentally choose the wrong one, just ask your admin and they can move you to another.