The Domain Group Administrator can delegate authority for individual domains to Domain Administrators.  The Domain Administrators will have access to the domain level white and blacklists as well as all quarantined mail for that domain.  


To add a domain administrator log in as the domain group administrator and go to Anti-Spam Engine > Admins



Click the Add button and enter the email address, domain and select the role type (this will be Domain Administrator - Full Access by default).  The domain field will auto-complete as you type:



Once the domain administrator has been added you will be able to impersonate the account from the same page by clicking the impersonate icon on the right side of the page:



If your account has multiple roles you can very easily swap between them buy clicking on your current role in the top right corner of the web interface (red circle):


If you are a domain group administrator of multiple domain groups you can click on the current domain group (blue circle) to show a drop down list of available domain groups.  If you are a domain administrator of multiple domains you can click on the current domain (blue circle) to show a drop down list of available domains that you can administer.