The document discusses the functions and conventions of documentaries, including informing audiences, using archived footage as evidence, and using voiceovers and music to narrate and set mood. It also discusses various narrative theories that can apply to documentaries, such as Propp's character roles, Todorov's three-step structure of equilibrium, disequilibrium and new equilibrium, and the quest narrative theory. The document provides examples of how these theories are demonstrated in documentaries. It also discusses the use of mise-en-scene, characters, camera work, editing, forms and music in documentaries.