E-mails with a plus sign will not download

Using Entourage for Mac (2004 or 2008) while connecting to an Exchange 2007 mailbox on a Windows 2008 Server, user cannot download any e-mail message which has a plus sign in it’s subject line, like ‘Test + Mail’.

Amir Haque discuss the fix here: E-mail Download Issue in Entourage With Exchange 2007 on Windows 2008