A couple can be a boon to a young writer, others are in it for the cash.
QandA
Script formatting
Not only will looking at real scripts show you how they’re formatted, but it will also give you a sense of how standardized the format truly is.
The problem of multiple screenwriters
The mechanics of multiple writers jumping in and out of a single project.
Co-producer credit
How to get producer credit? Use leverage and do the work.