Delay sending that message!

If you want to delay the delivery of an Outlook 2007 or 2010 message
(Note: this only works when using an Exchange server):

1.  Create the message as usual.
2. In message window, on the ribbon, click the Options tab.
3. Click the button to Delay Delivery.
4. The message Properties dialog box will open and you can choose options for Delivery date and time.