1. Log into the Exchange Control Panel and Select ‘See All Options’ on the left hand side of the screen.
2. From the right hand side; select ‘Manage My Organization’.
3. Click on ‘Users and Groups’.
4. Click on Manage your Organization.
5. Under the Mailboxes section, click on the respective User and select Details.
* You can then edit the corresponding Contact, Organizational information.
* You can add aliases under Email Options.
* You can view the Mailbox usage as well.