This document provides an overview of mass communication and media studies as it relates to movies and videos. It discusses the history of movies from the 1830s to present day, including the introduction of sound in films in the 1920s. It also summarizes common movie genres like comedies and adventures. Additionally, it outlines how the movie industry generates revenue through methods like product placement, synergies with other companies, and blockbuster films with large budgets. Finally, it discusses modern movie viewing at home and trends like direct-to-video sequels and piracy.