Advertising, paid classified messages in newspapers, magazines, flyers, billboards, and paid announcements over radio and television to sell a product, item or service.
Radio advertisement, paid announcements over the radio to sell a product, item or service.
Television advertisement, paid announcements over the television to sell a product, item or service.
Commerce, a system of voluntary exchange of products and services to the market.
Trade, the trading of something of economic value such as goods, services, information or money
This disambiguation page lists articles associated with the same title.
If an internal link led you here, you may wish to change the link to point directly to the intended article.