The document discusses different conventions traditionally used in movie trailers, including using an intense non-diegetic soundtrack, character introductions and one-liners, and editing short clips in a montage with a variety of camera angles and movements. It also examines theories of narrative structure and binary oppositions that are often employed in trailer design, such as using establishing shots to set up equilibrium followed by action scenes implying disruption, as well as portraying clear good vs bad or right vs wrong distinctions between characters.