American Medical Response review: Ambulance sirens

AMR runs the sirens on their ambulances constantly at all hours of the day, regardless of traffic, through residential areas. Often they run multiple sirens simultaneously, so it sounds like many emergency vehicles are responding at once. No other emergency vehicles behave like this — not police, not medic one, not the fire department, so it is clearly not a regulation. We're sick of the noise and disruption to our community many times per day and during sleeping hours. Oh, here comes another one...