Here’s a Stage 32 conversation begun by Joyce Isaacson that I’ll be keeping an eye on. My first contribution: screenwriters should consider transitions (how one scene leads into the next).

Also, consider the number of characters in a scene and whether they all need to be there.

Read the thread at:
https://www.stage32.com/lounge/directing/What-s-One-Thing-Every-Screenwriter-Should-Understand-About-Filmmaking