The document outlines several conventions of horror films, including common settings like isolated or run-down urban areas with dark histories, the use of unnatural camerawork like POV shots and handheld footage to add realism, and iconic visual styles employing dark colors, low lighting, and frightening props. It also discusses narrative structures featuring protagonists battling antagonists, familiar character archetypes, and themes involving good versus evil, religion, childhood trauma, science, and mental instability that exploit human fears.