Use a "rules for use of school grounds: you are welcome to use the school grounds in keeping with the following regulations. no one is permitted on school grounds after dark, improper conduct or creating a public disturbance of any kind is prohibited, no alcoholic beverages permitted, no loitering ..." sign. A sign helps you.
- Bold sign gets your message across.
- A sign doesn't just help you prevent accidents, it helps you keep people thinking about safety every day.