You don't even need a fire... just a key... I'm a firefighter/EMT in upstate New York. We use an elevator key from time to time to hold an elevator if we know

You don't even need a fire... just a key... I'm a firefighter/EMT in upstate New York. We use an elevator key from time to time to hold an elevator if we know we're going to need that elevator to move a patient in a few minutes (in addition to other "fire related" uses like actual fires, fire alarms, and elevator mechanical issues).