Of course Genre isn’t just a useful tool for classifying and criticising films. Genre acts as both a gauge of shared target audience expectations and preferences and as a useful guide for film producers. In their ongoing attempts to find “formulae” which will bring guaranteed box office success, producers frequently play on audience familiarity with genre characteristics, both in the making and promotion of their films. The rationale behind this approach, is the belief that product recognition makes it easier to sell a product. (see Film Industry). Film producers are obviously interested in what characteristics make a film successful