1. A personal digital assistant (PDA) comprised of: a PDA communication device, for receiving signals that carry information sent to said personal digital assistant by an information service provider, and, for coupling said information to a PDA display device, said information sent to said PDA being selected for delivery to said PDA according to PDA-user criteria; a PDA display and input device operatively coupled to said communications device capable of: displaying information in at least one predetermined region of said display and input device in response to informational data coupled into said display and input device; and receiving an input entered into said display and input device in response to displayed information, received input responses causing information displayed on said display and input device to display different information on said display and input device.