1) The document discusses the pre-production, production, and conventions used in creating a documentary about the closing of a Cadbury's factory. Pre-production plans had to be changed after the manager did not allow filming inside the factory. 2) The documentary follows conventions of real media products like those on Channel 4, including a voiceover, cut clips, and interviews. 3) The documentary represents large companies like Kraft in a negative light for prioritizing profits over customers and job losses.