text: The creation of "car dues", and "car-free days" could make a huge difference in the environment, economy, saftey, traffic, and even the health and stress of a citizen. Although most people still believe that having a car is an advantage, it can be. But not having a car or not using a car as much is a much greater advantage. Not just to an individual, but to society as a whole.                    Your principal has decided that all students must participate in at least one extracurricular activity.