Interactive Television is TV programming with interactive content and/or enhancements. Interactive TV provides a richer and more efficient television experience. It can combine Traditional TV viewing with a back channel (return path), thus offering the interactivity enjoyed by those communicating through a network, such as the Internet. Interactive TV programming can include interactive advertising, electronic storefronts, electronic communication with others, richer graphics and links to Web (or web-like) sites such as walled gardens.