Outlook plugin allows you to backup your important MS Outlook and MS Outlook Express files. When you install it on your system it adds corresponding commands to the menu in the New Item Wizard as shown below.
Create a new Backup item. At "Specify Backup Set" step of the New Item Wizard click "Add" button and select "Microsoft Outlook Files". All needed files will be added to the upper window.
Create a new Backup item. At "Specify Backup Set" step of the New Item Wizard click "Add" button and select "Outlook Express Files". All needed files will be added to the upper window.