Types of client briefs formal ; written document, technical, specific, focused/ in depth informal ; non/limited documentation, no specific requirements, no direct contractual agreement (no signing) contractual ; ( formal ) clients desires and deadlines must be met, tasks are accepted under legal obligation (signed document), both client and producer must abide by brief. Beneficial as guarantee work will be completed negotiated ; ( formal ) both client and media producer make decisions, through negotiations the brief may be altered. e.g. discussions about the creative side of the industry and how it'll be achieved. cooperative ; ( forma l ) two or more media producers/ production companies working together to make a brief. e.g. film producers and a different post-production house. Issues may be disagreements competition ; ( formal ) brief is advertised/ given to different media producers, producers don't have to pitch, all different producers crea...