documentaries:

functional and critical:
marketing
exhibitors
sales
consumption
creatives
critics
academics

USP- unique selling point to your documentary
can have a genre and a sub genre.

critic- Nicholas (1991) and he said there are 5 different modes of documentaryies. which are defined by techniques rather than subject matter like films.
1. expositry- voiceover narration, aim to inform e.g frozen planet.
2. observational- attemps to show the world as it is, long takes, no interviews, just showing (the family)
3. participatory(interactive)- made from their point of view the film maker is int he foreground. handhelp camera informal interviews ( louis theraux)
4&5. reflexive and informative- reprentations based on the construction and manipulation of a image.
expticitily challenges the idea of documentry truth. some scenes set up for the enjoyment of the viewer.

documentry vs. fiction
always editing
to educate and enlighten the audience
educating ordinary citizens about a wider social political and cultural devlopments grierson (1920)
documentry and ethics
intrusive?
voyeunstic?
balance between right to know and privacy?