Some examples of producers are film studios, production companies or an individual.
Source materials are often a book, theatrical play, or screenplay; however, they may also be articles, video games, songs, or any other work of intellectual property.
[2] Option agreements detail the rights of the producer and the original author, including how long the agreement lasts, the fees paid to the author, and any plans for rights associated with derivative works (for example, a future prequel to a book).
[1] [3] The producer usually has to outline their plan for financing, writing, casting, and shooting the film or series.
If all planning falls into place, actual agreements are signed, financing is secured, and the option fee is paid, then the producer can start pre-production.