Patent ID: 7752078

Claim:
A communication system comprising: a first communication terminal apparatus utilized by a first user and connected to a second communication terminal apparatus utilized by a second user through a communication service apparatus, wherein the first and second communication terminal apparatuses are adapted to perform mutual telephone calling, each of said communication terminal apparatuses comprising: telephone calling means for performing telephone calling between said first communication terminal and said second communication terminal apparatus; image data superposing means for superposing first image data received from one of said communication terminal apparatuses in real time with second image data, the second image data concerning one or more products, to generate third image data, said second image data being provided by a sponsor system; position designating means for designating a position for said second image data on said first image data; receiving means for receiving said third image data and predetermined control data, said third image data and said control data being transmitted from the communication service apparatus; displaying means for displaying said third image data; and controlling means for performing predetermined processing based on a request received from one of said communication terminal apparatuses, wherein the one or more products in the second image data are selected by the first user to sell the one or more products to the second user, and the position designating means designates the position for the second image data on the first image data so that the third image data indicates that the one or more products are being used by the first user.