13. The system of claim 8 , the processor being further programmed to transmit to a user mobile device a determined meaning of the image of the symbol when the image of the symbol is captured by a camera in the user mobile device.
13. The system of claim 8 , the processor being further programmed to transmit to a user mobile device a determined meaning of the image of the symbol when the image of the symbol is captured by a camera in the user mobile device. 14. The system claim 13 , the user mobile device being configured to acquire a GPS position of the user mobile device, and to associate the acquired GPS position with an image captured by the the camera in the user mobile device.