Use some Mail rules on an as-needed basis via the keyboard

If you've ever explored the possible actions offered by Mail's rules, you've probably wished that you could apply some of them to any message on command. For example, you might want to move the selected messages to one mailbox or another at the press of a hotkey, or to replicate Eudora's labels by changing the text color of messages in their mailboxes (Mail's GUI only allows changing their background color, which I dislike as much as OS X's Finder labels).

The problem is that Mail's rules are intended to run automatically on incoming or outgoing emails, so such "manual" rules cannot easily coexist with automatic rules. The good news is that it's very easy to work around that conflict using AppleScript and Keyboard Maestro.

The trick is to group the "manual" rules at the top of the list, end each of them with with 'Stop evaluating rules,' and to keep them disabled so they won't interfere with automatic rules. To ru...