Information is asked to identify the vehicle manufacturer, model, style, type, and in the mall is easy to see the motor vehicle equipment items. Gradually vehicles and equipment selection, including the new species in the mall, the new design, the past failures and consumer complaints. Most of the vehicles to test models or attributable to construction and motor vehicle equipment budget constraints the project is impossible. However, a choice was made and the high volume of new entries to the project. Vehicles by new vehicle dealer a competitive bid to buy the car there is a safety compliance engineer OVSC the specified device. Items of equipment were in the manufacturing plants, distribution centers and retail outlets to be arbitrarily chosen. This is OVSC methods used to ensure the test sample was chosen to be the true consumer products purchased on behalf of