Page "Broken windows theory" Paragraph 16

Thus, Giuliani's " zero-tolerance " roll out was part of an interlocking set of wider reforms, crucial parts of which had been underway since 1985.

Bratton had the police more strictly enforce the law against subway fare evasion, public drinking, urination, and the " squeegee men " who had been wiping windshields of stopped cars and demanding payment.

According to the 2001 study of crime trends in New York by George Kelling and William Sousa, rates of both petty and serious crime fell suddenly and significantly, and continued to drop for the following ten years.