See also:

Remove attached parts following use
Remove unneeded auxiliary mirrors, roof or rear luggage racks after use. Attached parts on the vehicle impair the aerodynamics and increase the fuel consumption. ...

Even more entertainment at the wheel: with BMW Live and BMW Online
Subject to owning a suitable internet-compatible mobile phone and arranging a requisite data tariff, new BMW 3-Series Sedan customers can enjoy a selection of services from the existing BMW Online ...

Have maintenance carried out
Have vehicles maintained regularly to achieve optimal vehicle economy and operating life. Have the maintenance carried out by your service center. Please also note the BMW Maintenance System, r ...