Indeed, the Gratte-Ciel! Creed and Penhaligons also pop up on a regular basis. Members should keep eyes open about 30 days post-purchase for additional price reductions. Costco offers limited time price adjustments if you plug in numbers from your receipt. Perfumes are sometimes included with bonus “beauty” reductions. There are also rumored Costco coupon codes of $50 or $100 off a $500+ order. Check out the Costco subreddit for anecdotal accounts.