Using this Carrera Go 1:43 scale slot car racing set is easy. First, set up the 5.4 - meter race track according to your preference. Place the police car with flashing lights and the yellow sports car on the track. Grab the hand - controllers and start the race. When you want to speed up, just press the turbo button. Remember not to place the track on an uneven surface as it may affect the cars' movement. Also, keep the set away from water to avoid damage. For maintenance, clean the track and cars regularly with a soft cloth. If the cars don't move smoothly, check the wheels and clean any dirt or debris.