Abstract: An interface for an electronic classified advertising system. The interface includes the capability for the user to enter search criteria for an item of interest, to save the search criteria and to be notified by the system when an item matching the search criteria is entered into the system.

Abstract: A method is disclosed for dynamically transferring an application from a server to a client station in an interactive television network. The method begins with the step of storing an application engine in the memory of the client station. The method further includes the step of transmitting a signal from the client station to the server. The signal represents a request for an application. The method also includes the steps of downloading an application segment from the server to the client station and storing the application segment in the memory of the client station. Finally, the method includes the step of executing the control logic of the application segment. An apparatus is also disclosed for implementing the method.