Using the Deltana 4 - inch Residential Letter B is easy. You can use it to mark your home by mounting it on your door, mailbox, or at the entrance of your home. Simply find a suitable spot, drill holes if needed, and attach the letter using the appropriate tools. When it comes to maintenance, it's quite simple. Wipe the letter with a soft, dry cloth regularly to keep it clean. Avoid using abrasive cleaners as they may damage the finish. If the letter gets wet, dry it promptly to prevent any rusting. Also, make sure to check the mounting regularly to ensure it remains secure. That way, your letter will look great and last a long time.