View another person's mailbox folders in Outlook

​To view another person's folders:
  1. Start Outlook.
  2. Choose to open a folder.
    • In Outlook 2003/2007:
      1. From the File drop-down list, select Open.
      2. Select Other User's Folder....
    • In Outlook 2010:
      1. Select the File tab.
      2. In the left menu column, select Open.
      3. Select Other User's Folder.
  3. Click the Name button.
  4. From the list, select the person's name.
  5. Click OK.
  6. From the Folder type drop-down list, select the folder you want to view.
  7. Click OK.