This document discusses media audiences and how media products are targeted towards specific audiences. It explains that the target audience is the specific group a product is aimed at. Media companies research audience demographics and psychographics to better understand the behaviors and traits of potential audiences. The document also summarizes several theories of how audiences interact with media, including the hypodermic model which views audiences as passive, the two-step flow theory which proposes opinions spread from media to opinion leaders to the wider audience, and uses and gratification theory which sees audiences as active users selecting media to fulfill certain needs.