See also:

M Dynamics
The 1M's dynamics are typical M — balanced and controllable overall. The car enters turns with practically no understeer, and rear traction can be broken loose through both acceleration and lift. ...

BMW 7 Series Owners Manual
h4 {color:#800000} h3 {color:#0033CC} h2 {color:#008000} h1 {color:#FF0000} ...

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. ...