The document analyzes the trailer for the 2004 horror film "Saw". It summarizes the key techniques used in the trailer to convey the narrative and genre. These include using dark lighting and isolated locations to set an atmospheric and suspenseful tone. Dialogue and sound effects are relied on over music to draw the audience in. Jump scares and a building musical score increase tension. While brief, the trailer leaves viewers questioning and wanting to learn more, achieving its goal of enticing people to watch the full film.