A Great Memo from David Mamet to writers of The Unit
Movieline.com is a terrific resource — here is an example why:
A fantastic master class memo from David Mamet to the writers of The Unit (sprinkled with a hint of profanity and written in ALL CAPS, no less) — http://www.movieline.com/2010/03/david-mamets-memo-to-the-writers-of-the-unit.php