Archiving will copy emails off of the network mail server to your local computer. You will still be able to access them through Outlook. Archiving regularly helps free space on your hosting package.
1. Click on "File"
2. Click on "Cleanup Tools" and then "Archive..."
3. Select the folder you wish to archive and the correct date range. All emails older than the selected date in that folder will be archived. Click on "OK"
That's it! You can now view your archived emails in Outlook.