Abstract: A terminal device which is capable of increasing electronic stamp position patterns without reducing the types of terminal devices for which the electronic stamp may be used. The terminal device includes a multi-touch-format touch panel which is capable of simultaneously detecting contacts or presses at a plurality of positions, and a control unit which carries out a prescribed control on condition that after the contacts or presses have been detected in the touch panel at the plurality of positions which have a prescribed relative position, contacts or presses are detected at a plurality of positions which have a different prescribed relative position.

Abstract: A benefit awarding system includes a terminal device and a server device. The terminal device includes: a first acquiring unit that acquires a product identifier for identifying a product; and a first transmitting unit that transmits a user identifier indicating a user and the product identifier acquired by the first acquiring unit, in a case where this terminal device is positioned inside a shop. The server device includes: a first receiving unit that receives the user identifier and the product identifier transmitted by the terminal device; and an update unit that updates benefit information stored in a storage unit in association with the user identifier received by the first receiving unit, with information indicating benefits corresponding to the product identifier received by the first receiving unit.

Abstract: Provided is an electronic ticket system enabling easy confirmation and tracking of use statuses. Provided is a service information providing system including: a user terminal for displaying an electronic ticket on the displaying means, having displaying means for displaying information, and having a touch panel, provided overlaying the displaying means, having inputting means wherein respective contact positions of simultaneous contacting of a plurality of positions are detectable; and a stamp having a plurality of pressing portions for which simultaneous contacts to the inputting means are detectable; wherein: when, in the user terminal, there are simultaneous contacts by pressing portions of the stamp, in a state wherein an electronic ticket is displayed on the displaying means, a plurality of contact positions are detected by the inputting means, and when the detected contact positions satisfy predetermined conditions, an image is drawn indicating that the electronic ticket has been used.