Matching the right name to the character while keeping them distinct from one another.
QandA
Research
Knowing the exact shade of ochre in the king’s bedroom is pointless unless you have a fascinating scene taking place there.
Finding the structure
If you’re beating yourself up over not plotting out your whole script beat-for-beat. Guess what? You don’t have to.
Worried about copyrights
This is America. If you want your characters to say that TOWN AND COUNTRY was a boring, unfunny disaster, they can.