Using this Deltana 6 - inch Privacy Decorative Pocket Lock is easy. Just install it on your sliding door with a thickness between 1 - 3/8 inches and 1 - 5/8 inches following the provided instructions. When you want to secure your privacy, simply lock it. For maintenance, wipe it regularly with a soft, dry cloth to keep its finish looking good. Avoid using abrasive cleaners as they may damage the brass material. If you notice any issues with the lock's operation, check for any debris or obstructions and clean them out.