1) The document discusses several elements of a film poster that help communicate the horror genre to viewers, including religious symbols, a ominous quote in red text, and the inclusion of social media information. 2) The main image on the poster is a gun, which conveys violence and death and helps suggest the horror genre when combined with other elements like the title. 3) Additional text provides release date and contact information in varying fonts and the colors red, black, and white, which carry connotations related to evil, death, and bleakness.