This facility is for clients with 'Clarahost' package, it allows for management of email accounts, sub-domains, and other associated features. There are also help pages available within.
Located at: https://admin.clarahost.co.uk/
This facility is for clients with Shared Hosting, it allows for management of email pop3 accounts. Customers with 'Clarahost' packages cannot use this interface.
Located at: http://corporate.clara.net/