See also:

Innovative boot access makes life a little easier
BMW ConnectedDrive has come up with another convenience-enhancing feature: the hands-free boot lid opening function - available for the new BMW 3-Series Sedan in conjunction with Comfort Access - ...

Switching on/off
Press the button ...

Safety switch for the rear
Press the button on the driver's door if children are being transported in the rear. This locks the rear window switches so that the windows cannot be operated from the rear: safety switch. ...