It is great to know Discount has a system to sell you tires. Understand you better have a plan on how to take on their carefully crafted sales system. They will help you out by using scare methods to motivate you to buy tires. Here are some tips. Send your best family negotiator to the store. Compare their tire and insulation price on their store monitor to Costco and Sam's. Tell them you'll pay the warranty after you get the rebate. Remind them of the age of your car and long term plans for the car. Then go though the tire brands with them. Know the brands are competing so ask about rebates better deals on Cooper or their are some brands tires from China they will come up with if you negotiate hard.You can save by using trump tackics on their system. If he can treat people like that you can too.