There are some quick shortcuts keys you can use to speed up your experince in Microsoft Outlook.
Pressing CTRL+SHIFT+M will open am email. (On Outlook Express CTRL+SHIFT+M resulted seeing Send/Receive Window). CTRL+SHIFT+B will quickly open the Address Book. CTRL+< for Previous Message and CTRL+> for Next Message.
F5 or CTRL+M will check for a New Mail. Easily delete en e-mail message by pressing CTRL+D and CTRL+P will print a mail.
Watch this Video for more Shortcuts Keys.