... can cause any unrestrained load, regardless of its weight, to creep, slide, tilt or roll in an uncontrolled fashion, thereby provoking a potentially dangerous situation.
As a result, drivers may lose control of the vehicle if they have to suddenly swerve or brake sharply.

This can be prevented if the load is correctly secured. Mercedes-Benz vans offer all the right load-securing aids for doing just this. There are basically two different forms of load restraint: positive and non-positive locking.