Please follow the steps and details provided within How Do I Access the Network.

Once you have signed in to the Network, please cursor on the circle in the upper right corner of the site next to the search field. This circle houses your avatar or initials.

A toolbar will pull down. Click on Sub-accounts.

Once you are in Sub-accounts, you will see your accounts used per your Network subscription plan. Click on the button entitled — Add Sub Account. 

You will now be able to add details to invite further team members to join your Network access. Simply fill out their details, click to Send them a welcome email and then click the button entitled Submit.