Using this Poseidon round mirror is a breeze. First, decide whether you want to mount it vertically or horizontally in your desired room. Then, use the sliding wall brackets for easy installation. Just make sure to find a sturdy wall surface to hang it on. As for maintenance, simply use a soft, dry cloth to wipe the mirror clean. Avoid using abrasive cleaners as they might scratch the mirror or damage the matte black finish. Keep it away from excessive moisture to prevent rusting of the metal frame. Enjoy the stylish look it brings to your space!