Documentary : IFC's Mockumentary Series: Documentary Now!

IFC's Mockumentary Series: Documentary Now!

If each episode can be associated with an iconic documentary?

Sandy Passage (#1.1), loosely based on Grey Gardens (1975);
Kunuk Uncovered (#1.2), loosely based on Nanook of the North (1922);
The Hunt for El Chingon (#1.3) loosely based on the journalism series, Vice (2013)?
The Eye Doesn't Lie (#1.4), loosely based on The Thin Blue Line (1988)?

Are A Town, a Gangster, a Festival (#1.5) and Gentle and Soft: The Story of the Blue Jean Committee Part 1 + 2 loosely based on any particular documentaries or overgeneralizing and parodying art and indie documentaries and musical "where are they now" style documentaries?

~An almond croissant filled with sweet almond paste but filled with ennui instead. C'est moi!