: The most common style; uses a "Voice of God" narrator to explain industry history or trends.
Some of the most fascinating documentaries focus on the business mechanics or the unsung heroes who keep the industry running. The Last Blockbuster taps into nostalgia while analyzing the corporate decisions and technological shifts that killed video rental culture. Other films highlight overlooked creators, such as 20 Feet from Stardom , which shines a spotlight on the indispensable backup singers behind music's biggest hits. Why Audiences and Critics are Obsessed
Would any of those topics work for your paper?