A system for providing multiple services by using one or more electronic devices connected to the system includes a data processing apparatus, a portable terminal including an obtaining unit that obtains device data from a target electronic device included in the one or more electronic devices, the device data identifying the one or more electronic devices, a receiving part that receives a selection of a target service included in the multiple services, and a determining part that determines whether the target service can be executed by the target electronic device according to the device data obtained from the target electronic device. In a case where the determining part determines that the target service can be executed by the target electronic device, the portable terminal and the data processing apparatus cooperate with each other and control the target electronic device for providing the target service.