Sub-users are accounts configured under your main client account, which allow that sub-user to log in and perform various actions that the main account holder has permitted.
To configure a new sub-account log into the client area and click the "Contacts/Sub-Accounts" link in the User dropdown.
Or click the following link: https://clients.zume.io/clientarea.php?action=addcontact
Fill in the sub-account details:
To allow the user to log in and manage your account, check the "Activate Sub-Account" checkbox.
Finally select the Email Preferences and click Save.