This document discusses conventions and forms in short film openings, particularly for the horror genre. It provides definitions for key terms like film opening and conventions. It then outlines several common conventions for short film openings including using soundtracks, credits, editing techniques, lighting, characters, and posters. Specific conventions for horror films are explored such as using certain props, lighting to build tension, and introducing the antagonist. The document also discusses how these conventions can be used, developed, and challenged in films.