The next time you want to sell some old gold jewelry, you can just take it to your nearest Kmart or Sears. The retailers have announced a partnership with something called Pro Gold Network, which basically amounts to, “You can pick up a mailer and instructions at our jewelry departments.” Remember, though, that mail-in services almost always pay less than what you can get locally from a jeweler or pawn shop, or by selling to a refinery directly. Here’s what Pro Gold Network will pay so you can compare rates. [More]