what kind of pipe can be used on compressed air
Be happy with whatever you get. Young people are way too demanding these days.
See what you would have to do to get speed bumps put in your road legally. There should be rules since you live close to school that would apply. Perhaps suggest that an officer set along your road to catch them. Usually it takes someone getting hurt before the law will do anything and that is terrible.
A video camera is always the best choice
