=======What is a contract? Why use one?=======
A contract is a legal document stating the conditions of a job/partnership/other agreement. It is a written version of what has been agreed upon so there is no confusion.
Contracts protect both/all parties involved. They ensure that creators get their artistic needs met, and artists/writers/editors/etc. get credited and payed.
Contracts are not about a lack of trust. A contract is a written promise. You will do your end, they will do theirs. No one side is targeted. The creator does not need this to be sure the artist works, the artist does not need this to be sure the creator holds up their end. It's so both know what is expected, and what will happen. There is no reason not to have a contract, even between friends.
=======How to use this one=======
Contracts can be tricky to write. Especially if you're not familiar with the legal jargon involved. Let's face it, if we all were keen to reading legal jargon