A system and method for interacting with internet applications by way of a broadband network that includes one, or a combination, of cable television, satellite television, internet protocol television, cellular network, or digital subscriber line network. The system and method allow a user to execute at an end user device, e.g., a television or cellular phone, an interactive application associated with an internet-based service, such as an online auction, online commercial transaction, online gaming, or an information service, e.g., yellow pages on TV, and initiate a user interface by which the user formulates and transmits action requests and receives action replies or unsolicited messages via the broadband network allowing the user to locally interact with one or more of the internet-based services.