When you see this, it usually means that there is an emergency, and the vehicle is in a rush. therefore, the proper procedure is to move to the edge of the road, and give the vehicle enough space to pass you.
According to Hoffman and Bateson, "<em>empowerment</em> is the reverse of ‘doing things by the book.’ <em>Enfranchisement</em> carries this logic even further by first <em>empowering</em> individuals and then coupling this with a reward system that recognizes people for their performance."