This is the book's punchline. Corman owned his film elements. He didn't sell the master; he licensed prints. When a distributor went bankrupt, Corman got his reels back. Most filmmakers lose money because they surrender ownership. Corman never did.
The book details how he launched the careers of Hollywood giants including Jack Nicholson, Francis Ford Coppola, Martin Scorsese, James Cameron, and Robert De Niro. This is the book's punchline
If you are an aspiring filmmaker, a film student, or an entrepreneur looking for lessons in efficiency, there is one book that stands above the rest as a manifesto for the "do-it-yourself" spirit: Francis Ford Coppola