Advertising agency,

Definition of Advertising agency:

1. Firm that (1) creates new promotional ideas, (2) designs print, radio, television, and internet advertisements, (3) books advertisement space and time, (4) plans and conducts advertising campaigns, (5) commissions research and surveys, and (6) provides other such services that help a client in entering and succeeding in a chosen market. In general, advertising agencies are not deemed agents of the advertisers, because they act as principals for the services they buy on behalf of their clients.