Using this vintage cast - iron wall sink is simple. Just mount it securely on the wall in your desired location. You can use it for washing hands, small items, or even as a decorative piece. When it comes to maintenance, use a mild soap and a soft cloth to clean it regularly. Avoid using abrasive cleaners as they can scratch the surface of the cast iron. Also, make sure to dry it thoroughly after each use to prevent rusting. If you notice any chips or cracks, it's best to address them promptly to keep the sink in good condition.