Using the Deltana 6 - inch Solid Brass Number 0 is easy. First, decide where you want to place it, like on your front door or next to your mailbox. Clean the surface where you'll attach it to make sure it sticks well. You can use the appropriate hardware to mount it securely. As for maintenance, simply wipe it with a soft, dry cloth regularly to keep it looking shiny. Avoid using harsh chemicals or abrasive materials as they could damage the finish. If it gets wet, dry it off right away to prevent any potential tarnishing. With proper care, this number will serve you and enhance your property's look for a long time.