Documentary conventions:

• Use of statistics.
• Use of news footage.
• Slow motion.
• Clips from old TV shows.
• Hand held cameras.
• Interviews.
• Staged sequences of real events.
• Footage shot using a domestic video camera.
• Clippings from newspapers.
• Music used to make a comment on the images we see.
• Input from people with personal experience.
• Emotive language.
• Rhetorical questions.
• Voice over.
• Based on fact.
• Linear narrative.
• Realism.
• Commentary in colloquial language. 
• Use of non-diegetic sound.
• Film maker appearing on screen.