Patent ID: 8793157

Claim:
An information providing device which provides display data including an advertisement display area, to a terminal device through a network, the information providing device comprising: a poster information memory means that associates and stores partial area specifying information for specifying a partial area included in the advertisement display area, and poster specifying information for specifying for a poster, a partial area in the advertisement display area; a transmitting means that transmits display data including the advertisement display area, to the terminal device; a position information acquiring means that acquires position information specified in the advertisement display area, from the terminal device; a partial area specifying means that specifies the partial area including the acquired position information; an area allocating means that allocates the respective partial area for said poster according to a degree of contribution associated with posting information of said poster; and a reward information memory means that specifies the poster based on partial area specifying information associated with a partial area specified by the partial area specifying means, and associates and stores information of a reward paid for the specified poster and the poster specifying information in the poster information memory means.