http://consumerist.com/2013/01/22/best-buy-posts-50-off-coup…
This time, the retailer was Best Buy, which offered a coupon for $50 off a purchase of $100 or more as long as the customer used a Mastercard.
Bargain-hunters over at Slickdeals couldn’t believe that the offer was real, and they soon shared their amazing scores.
One shopper claims to have snagged $2500 worth of Amazon cards. Really?
They've gotta learn somehow I guess