Regulation: Road signs are pivotal for enforcing traffic laws.Road signs reduce the risk of accidents and injuries by notifying drivers of speed limits, curves, pedestrian crossings, and more. Safety: One of the primary purposes of road signs is to promote safe driving.Road signs typically use distinct shapes, colors, and symbols to convey messages quickly and uniformly, even when language barriers exist. They primarily communicate specific regulations, warnings, guidance, or other information to drivers and pedestrians. Road Signs: Road signs are symbols or devices erected alongside or above roads to provide information or instruct road users. Consequence Of Not Following Road Signs.