But we must insist the same discipline be taught at home too. Parents have a moral, if not legal, obligation to their neighbors, society and their children to be responsible and teach their children right from wrong and punishment if they cross the line . Youngsters have to realize that certain behaviors are expected all the time, not just at home and not just at school. Raising kids is not easy, but by and large, it was your choice. Explain the rules over and over, when you say 'no,' mean it and follow up on negative behavior with discipline.
Avoidance is acceptance.
If you obviously ignore bad behavior, you are implying you agree with it. Help your neighbors. None of us have all the time we need or want. That includes your neighbors. Get to know them and their children.