1. They provide door to door service.
2. In hilly or mountainous region, roads are the only means of conveyance.
3. They help to provide medical aid to remote places.
4. They transport men and material from one part to other speedily and easily.
5. A number of small units like rickshaw, cars, scooter etc are available for personalized transport.
6. The roads can be improved in terms of width and nature of surface as the demand of traffic grows.
7. Starting and destination points need not be necessarily defined.