See also:

Look well ahead when driving
Avoid unnecessary acceleration and braking. By maintaining a suitable distance to the vehicle driving ahead of you. Driving smoothly and looking ahead reduces fuel consumption. ...

After the ignition is switched off
The roof can still be operated for approx. 1 minute, as long as no door has been opened. ...

BMW X5: lower tailgate
Opening Opening Pull the lever and swing the tailgate downward. The opened tailgate can be loaded with up to 550 lbs/250 kg. Closing Fold the tailgate up and press closed. ...