This document discusses conventions of genre and form for horror films and film trailers. It outlines common elements like blood, weapons, isolated settings, and tense music. It also discusses conventions for mise-en-scene, camerawork, sound, and editing techniques in horror trailers. The target audience is identified as male teenagers and young adults who enjoy being scared and finding their limits. To appeal to this audience, the document recommends including tense music, isolated settings, and elements from popular horror films like Insidious and Saw.