Probably the piece that you have found in second-hand furniture warehouse can have problem areas, check it. Is this piece made from wood or a blend of materials? For example, it could be a solid wooden table. Even if it is a mess and costs only $10, take it – you will fix up everything if it is really beautiful. Do you see any nicks, scratches or other problems? Look attentively at every corner of the thing, turn it and observe underneath and inside.