This document analyzes conventions used in horror trailers and discusses several auteur directors. It examines how trailers showcase bits of the film without giving too much away, focusing on themes of good vs. evil, screaming, death, and disrupted normality. It discusses the auteur theory and how directors like Hitchcock, Burton, and Kubrick developed distinct styles and signatures. It concludes by analyzing inspirational horror trailers like The Last Exorcism, Orphan, and Paranormal Activity that effectively use techniques like spiritual locations, children's voices, and shaky "home video" camera work.