The document discusses conventions of film posters and how the author's media product adheres to or challenges these conventions. Typical conventions include a dominant central image, large title, actors' names, and tagline. The author's horror poster features a gloomy central image off-center, a title below center in bold font, and uses colors like red, black, and green common in horror posters. While adhering to conventions like the dominant image and release date, the author's poster challenges conventions by having an off-center title and emotionally blank central character image.