Using this Deltana hinge is easy. First, make sure the surface where you're installing it is clean and flat. Use the #10 x 1' wood screws provided to attach the hinge securely to your door and frame. For residential or commercial doors, this hinge will give you smooth movement. As for maintenance, wipe it regularly with a soft, dry cloth to keep it looking good. Avoid using harsh chemicals as they might damage the finish. If you notice any loose screws over time, simply tighten them up. This hinge is built to last, but a little care will ensure it serves you well for years to come.