This document discusses genres, conventions, and movie trailers. It begins by defining genre as a category of artistic works that share similar characteristics, techniques, or themes. Conventions are widely recognized or accepted ways of doing things within a genre that give the media meaning. The document then discusses what a movie trailer is, including that it aims to attract audiences to the film through exciting clips and scenes out of order. It also defines a teaser trailer. The document goes on to discuss how trailers have become more contemporary through technology and fan cultures. It provides an example comparing old and new trailers for Titanic. Key aspects that make a good trailer are also outlined. The document concludes by comparing trailers produced by independent versus large