Patent ID: 7403905

Claim:
An advertisement information providing system comprising: a store apparatus in a store which sends a request to provide advertisement information; an advertisement providing apparatus for managing the advertisement information requested by the store apparatus, the advertisement information comprising a store identification number assigned for the store corresponding to latitude and longitude information associated with the store; a mobile unit used by a user; and a navigation device for guiding the mobile unit, wherein the advertisement providing apparatus comprises: a provider for providing the advertisement information for the user; and a receiver for receiving an arrival notification signal sent from the navigation device, wherein the navigation device comprises: an input section for inputting the advertisement information; a guide section for guiding a mobile unit to the corresponding store based on the advertisement information; and a first transmitter for transmitting the arrival notification signal to the advertisement providing apparatus when the mobile unit arrives at a location in a predetermined area containing the store, the arrival notification signal including information based on the store identification number, wherein the store apparatus processes a billing signal transmitted by the advertisement providing apparatus based on a user visit identified by the transmitted arrival notification signal.