The purpose of the trailer was to provide a 1-2 minute preview of the film to persuade viewers to see it. Various shots were included from the film to give a sense of what would happen without revealing too much of the plot. Common trailer techniques like close-ups, zooms, and over-the-shoulder shots were used to create tension and unease in the audience. Sound effects and music also aimed to build a scary atmosphere throughout. Overall the trailer was deemed professional and conventional in its style by employing standard horror film trailer elements and conventions.