The document summarizes and analyzes trailers for three horror films - Chucky, Annabelle, and It. For Chucky, it describes shots used in the trailer and how they build suspense. It analyzes how Annabelle's trailer uses sound, editing techniques, and flashing images to create fear. For It, it discusses the opening shot, use of sound effects, black screens between shots, and a closing shot of the antagonist running at the camera to scare the audience.