The history of advertising can be traced back to ancient civilizations, where merchants would use signs and symbols to advertise their wares to potential customers. In ancient Egypt and Greece, for example, merchants would use public criers to announce the arrival of new goods or services. The modern era of advertising began in the late 19th century with the growth of mass media, such as newspapers, magazines, and billboards. The first modern advertising agency, N.W. Ayer & Son, was establish...