All depends on the scenario.
In general; you can't.
In a local Exchange environment; open the message from your Sent Items
folder and from the Actions menu choose Recall Message.
Otherwise use the body to specify your configuration and clarify your
request.
--
Robert Sparnaaij [MVP-Outlook]
Coauthor, Configuring Microsoft Outlook 2003
http://www.howto-outlook.com/
Outlook FAQ, HowTo, Downloads, Add-Ins and more
http://www.msoutlook.info/
Real World Questions, Real World Answers
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