I'd argue that: * if the siren is off, then “the vehicles bring attention to themselves” doesn't apply. * if the siren in on, then they're not violating the p

I'd argue that: * if the siren is off, then “the vehicles bring attention to themselves” doesn't apply. * if the siren in on, then they're not violating the park's rules, but they are violating the rules of their emergency vehicle.