How to Edit the Subject of a Message You’ve Been Sent in Outlook

It’s annoying getting an important email with an irrelevant or missing subject line. Sure, you can categorize your mail to help you find it later, but nothing beats a useful subject line when you’re looking at your search results. Outlook has a little-known feature that lets you edit the subject line of emails you’ve received, making this annoyance a thing of the past.
by Rob Woodgate via How-To Geek