All writing is rewriting. But what do you change, and how do you change it? All screenplays have problems. They happened to Die Hard: With a Vengeance and Broken Arrow-and didn't get fixed, leaving the films flawed. They nearly shelved Platoon-until Oliver Stone rewrote the first ten pages and created a classic. They happen to every screenwriter. But good writers see their problems as a springboard to creativity. Now bestselling author Syd Field, who works on over 1,000 scree