Abstract: This invention is a method and apparatus for use with automotive vehicles wherein a weight is mounted appropriately toward the rear of the vehicle, which weight has the ability to shift slightly to the right or to the left of the vehicle under forces such as turning at high speed, or the like, in order to add to the control of the vehicle by the driver and wherein the weight therein returns to a centered position with reference to the center line of the vehicle after the unusual stress is relieved, and wherein the driving characteristics of the driver are reported as a result of unusual physical stresses placed upon the vehicle.