Used pallet racks can solve much of your storage problems without having to pay exorbitant sums of money on new racks. At times, when a warehouse shuts down, the racks and other accessories are sold, and if you ask the right questions, you can land yourself with a good deal. Keep a few things in mind so that you do not end up with substandard pallet shelves as you try to save money. Below are a few questions that you should ask your supplier.