We always look but we've never seen them at Costco. We buy Target gift cards when they have their gift card sale, usually between Black Friday and early December. After a few days you return to Target and use their gift cards to buy Disney cards. It's only 5% but when you're getting into hundreds or sometimes thousands of dollars it's worthwhile. Then you go to WDW and use an AP/DVC or Visa discount and they're practically paying you to buy stuff