Using this HO scale 3D printed caboose model is simple. Just take it out of the carefully packed box and place it on your model train track. You can add it to your existing Milwaukee Road train set or use it to start a new collection. When handling the model, be gentle as it's a delicate item. Avoid dropping it or applying too much pressure on parts like the couplers and trucks. For maintenance, keep it in a dry and dust - free place. You can use a soft, dry cloth to gently wipe away any dust that might accumulate over time. If you want to display it, make sure the display area is stable so the model doesn't fall. And remember, since it's a custom - painted model, try not to scratch or rub the paint.