What are some of the reflections to take into account in structuring and negotiating an agreement to make a film based on a book? Furnishing bonus: an additional royalty paid to the owner if the buyer has concluded a contract for the development or production of the plant with a third party. As a rule, an option period is 18 months, but can only be 6-12 months. Often, the option can be extended once or twice. These renewable periods are less than the initial duration of the option and do not exceed 12 months. Negotiate option extensions so that they depend on whether the producer encounters certain markers related to forward movement in project production. .