Receivers are clipped off, light bulbs are stolen, currency is pilfered by means of chopsticks or fish hooks, coin boxes are broken open or stolen, as telephones are virtually eliminated by all manner of means. Vandalism and theft of public telephones becomes a major problem after the war, running rampant despite efforts to add windows and place warning notices on doors. Phone boxes are no sooner repaired than they are vandalized again by street "ferrets."