| 摘要 |
PROBLEM TO BE SOLVED: To display an optimum advertisement to people outside a vehicle in accordance with the geographical position or time, etc., of the vehicle. SOLUTION: If the environmental data, such as the position, atmospheric temperature and weather, detected by the vehicle is sent to a central server 2 through a communication medium, the central server 2 in which the advertisement data of persons desirous of making the advertisement and the priority data by each of the environment or time are held determines the priority of the advertisement data in accordance with the environmental data or time sent from the vehicle, distributes the advertisement data to be displayed in correspondence to the determined priority and sends the data to the vehicle.
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