The document discusses conventions of horror film trailers and analyzes the extent to which the conventions are apparent in the author's trailer for a supernatural horror film. It identifies conventions such as using quick cuts between short clips, scary music, dark colors, screaming/loud noises, leaving viewers in suspense, and playing on common fears. The author analyzes their trailer and finds it meets some conventions like using suspenseful endings and scary music but could be improved by incorporating more quick cuts, louder noises, and shots that allow viewers to relate to the main character's fears. The trailer length of 65 seconds also fits the convention of teaser trailers.