He has been asked many many times but just ignores repeated requests. Even when there was a seriously ill and elderly man living on the other side of them who was just out of hospital he ignored desperate requests to keep the noise down.
As a teenager the police were called to the house on several occasions (not by us) but it stíll didn't stop him.
Infinity, that made me laugh 
What medical conditions seem more common now than when you were growing up?
More self checkouts being allocated


