0 Cannot remove additional mailbox in Outlook.

When you have added  an additional mailbox for yourself or for another user, there is a problem with removal.
After removal you still can see a "GHOST" mailbox, which is non-removable.
Here are steps to complete this task :

0 Outlook 2010 not showing pictures in e-mail

A fix for : " Outlook not showing pictures in e-mail."

0 One or more rules could not be uploaded to Exchange server..

0 Outlook 2010: “Cannot start Microsoft Outlook"

0 Outlook fail connecting to Exchange Server

Outlook fail to connect

0 None of your e-mail accounts could send to this recipient.

0 Reduce size of Outlook data file.