The document discusses various codes and conventions used in music videos, including narrative, performance, notions of looking, mise-en-scene, editing techniques, sound, and camera work. It provides examples of how each convention is employed in specific music videos to portray meaning, engage audiences, and appeal to target demographics. Key conventions highlighted include the use of intertextuality between films and music videos, manipulations of lighting, costumes, and settings to set moods, smooth editing with transitions and shots, and camera movements that keep rhythm with the music.