You can change the time increments shown in your Outlook calendar to allow for smaller more detailed calendar entries. This will work in Outlook 2003, Outlook 2007, and Outlook 2010.
When you receive an e-mail with multiple attachments, you can save all the attachments at one time. The attachments will be saved in the location of your choice, using the same file names. This can be a great time saver. There are several ways this can be accomplished, a few different options are shown in this tutorial.