The concept
The parking brake is primarily intended to prevent the vehicle from rolling while parked; it brakes the rear wheels.

See also:
Headlamp courtesy delay feature
The low beams stay lit for a short while after the
ignition is switched off, if the lamps are switched
off and the headlamp flasher is switched on.
Setting the duration
1. "Settings"
...
A More Muscular X5
The X5 M's styling is more aggressive than the regular X5's, but the changes
have been tastefully integrated into the overall design. One thing that might be
deemed a little over-the-top is the fr ...
Possible commands
Having possible commands read aloud
The commands available in each case depend
on the menu item selected on the Control Display.
To have the available commands read out
loud: ›Voice commands‹
F ...
