Using the Deltana 3 - inch by 3 - inch Square Hinge is easy. First, choose the right location on your door and the door frame. Then, use the #10 x 1 wood screws to attach the hinge firmly. Make sure the hinge is properly aligned to ensure smooth door operation. When it comes to maintenance, simply wipe the hinge with a soft, dry cloth regularly to keep it looking good. Avoid using harsh chemicals or abrasive cleaners as they may damage the finish. If you notice any loose screws over time, just tighten them up. Also, check the hinge periodically for any signs of wear and tear. With proper use and care, this hinge will serve you well for a long time.