The document discusses marketing strategies in the 1920s-1980s, including the rise of radio broadcasting and its impact on advertising. It specifically outlines a marketing plan for "Serenity Shine", a soap product that would sponsor a soap opera on the radio as a way to advertise to middle-to-upper class female listeners. The radio sponsorship would allow the soap company to maximize profits by reaching a wide audience at a lower cost than print ads.

1. Serenity Shine Marketing Plan 1980s – 1920s Scott Mitchell Yi-Ran Xin Anna Gabard-Durnam