got a call 2 30 this morning from a builder who we do not know saying a chimney had fell down could we go out and scaffold it, told him we would come out but who is paying for it. he replyed the landlord of the property will pay when you send him a bill, we do not do a lot of out of hrs work but when we do ( if it is for someone we do not do work for we always spend months chaseing the money) anyone else get this problem