Road signs play a crucial role in ensuring the safety and efficiency of transportation systems. They provide important information to drivers, pedestrians, and other road users.

1. Regulatory Signs:

   • Stop Sign: Indicates that the driver must come to a complete stop.
   • Yield Sign: Drivers must slow down and yield the right of way to other traffic.

2. Warning Signs:

   • Caution Signs: Warn drivers about potential hazards or changes in the road conditions.
   • School Zone Sign: Indicates an area where children may be present, requiring drivers to exercise caution.

3. Guide Signs:

   • Directional Signs: Provide information about the location and distance to various destinations.
   • Exit Signs: Indicate upcoming highway exits.