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

See also:
Switching on the rear window wiper
Press the lever forward: intermittent wipe. When
reverse gear is engaged, the system switches to
continuous operation.
To clean the rear window, press the lever further
forward. ...
Resuming cruising speed
Press button 4:
The stored speed is resumed and maintained ...
Opening
Front
Front
To open the cover, slide it forward
Rear
BMW X6
BMW X6
Slide the cover back.
Emptying
Take out the insert. ...
