✅Identify the cause and location of the blockage using visual checks and plumbing tools. ✅Clear debris, hair, grease, or other materials causing the blockage using plungers, drain snakes, or chemical agents. ✅Flush and clean the drainage pipes to ensure smooth water flow and prevent future clogs. ✅Test the wash basin by running water to confirm the blockage is cleared and check for any leaks. ✅Clean the work area and provide a brief report or recommendation for maintenance if needed.