There are two important things to remember when creating a client's account. The client's account must have an account owner and it must be an adult. This article will show you how to add a participant to a client's account.
To do so, go to the Account of a Client under the Account members tab.
Under the name of the account Manager, click + Add a person.
Fill out the form and don't forget to save it!
You can add as many members as needed. Once a purchase is completed, the account will get updated with the information provided on the form.