PROBLEM TO BE SOLVED: To provide a computer-implemented system and method for offering merchant- and shopper-friendly parking reservations through validated parking.SOLUTION: Motor vehicle parking spaces are managed through a server 11. Occupancy of one of the parking spaces by a motor vehicle is sensed through nearest vehicle occupancy sensors 14a to 14c, and the location of the parking space is provided to the server 11. An identity of the driver of the motor vehicle is determined through nearest parking devices 13a and 13b having information processing ability, and the identity of the driver is provided to the server. Use of the parking space is validated. The parking space's location and the driver's identity are retrieved at the location of a merchant. Payment for at least part of the use of the parking space from the merchant is provided through the server.