It was necessary to be always on our guard.

Often an accusation would be brought against the policeman because he had been guilty of misconduct.

Much more often the accusation merely meant that the officer had incurred animosity by doing his duty.

I remember one amusing case where the officer was wholly to blame but had acted in entire good faith.
One of the favorite and most demoralizing forms of gambling in New York was policy-playing.

The policy slips consisted of papers with three rows of figures written on them.