Film posters serve to inform audiences about key details of films like producers, studios, and actors in order to attract viewers. Specifically, highlighting acclaimed producers of previous films, famous studios like Disney, and popular stars helps convince audiences that the film will be of high quality entertainment. The use of new technologies and formats, such as IMAX, also appeals to audiences and encourages them to watch films in theaters for the best viewing experience. Overall, film posters aim to entice audiences and achieve their purpose through showcasing elements that make films seem appealing and worth watching.