Related KBs:

Outlook - Adding a Shared Mailbox in Outlook Web Access 
Outlook - Sending a Meeting Request on Behalf of Someone Else 

1. To access your junk mail do the following:

        1. Start on the Home tab.

        2. Select "...."




2. After selecting "...," do the following within the pop-up:

        1. Under Move and Delete, select "Junk."

        2. Select "Junk E-mail Options...."

3. Navigate to "Safe Senders."

4. Underneath the Safe Senders tab, do the following:

        1. Select "Add."

        2. Enter the email address to be added to the list.

        3. Select "OK."