The document discusses conventions used in trailers for horror films. It analyzes trailers for The Forest, Carrie, and Blair Witch. For The Forest, it notes how providing facts about the setting and using a search term builds intrigue. For Carrie, it examines how the trailer uses theories like the male gaze and binary opposition to create tension. Regarding Blair Witch, it discusses the quick shot changes, transitions, and camera work that build an unsettling atmosphere. Finally, it analyzes conventions in the trailer for Ouija, such as highlighting key scenes without revealing plots and using music, angles, and interspersed credits to build tension and leave the audience anticipating more.