4x4s should only be sold under license where the potential buyer has to undertake training and an exam to prove their 'need'.
The aforementioned wankpanzers should then be fitted with sensors on the their gear boxes, if they are not used in 4x4 mode for at least 50% of the time, they will be confiscated and the users licence permanently revoked.
It will be against the law to make them in white.
It will be against the law to sell them in Chelsea, Wilmslow and Windlesham.
An additional licence will be required for farmers, in order to keep all non essential 4x4s away from the countryside.
Anyone spotting someone wearing a puffa jacket whilst driving one, has the right (and moral duty) to shoot on sight.