A store-valued card, only used at one store for one purpose, is known as an "open-loop" card

The popular music talent show, American Idol, has been generally acknowledged as the most profitable TV series in U.S. history, in terms of advertising and merchandising revenue

Major sponsors of the show include Coca-Cola, AT&T Wireless, and iTunes, among many others. Cups bearing the logo of Coca-Cola were a prominent prop found on the show's judges' tables. The show also urged viewers to vote for contestants using AT&T sms services. Contestants were routinely shown rehearsing for their performances with the help of Apple iPods. Which of the following advertising practices is apparent in this example? A) ambush advertising B) product placement C) angel dusting D) co-branding E) subliminal advertising

List and explain the four service levels offered by retailers

What will be an ideal response?