This document provides an overview of media and public relations. It defines media as the tools used to store and transmit information, including mass media such as newspapers, television, and radio. Mass media is designed to reach a large audience. The document then discusses the history of mass media, from early forms like drama and printed books to the growth of technologies allowing mass duplication like printing and film in the 20th century. It also defines the four functions of management as planning, organizing, directing, and controlling. Finally, it defines public relations as ongoing activities to ensure a company has a strong public image through media like newspapers and television.