You can check your order history to verify if a promotion was already deducted from your order. Here’s how to review your orders:
- Sign into your Costco.com account and select My Orders.
- Click on the appropriate order number. This will display the Order Summary, which will include any discounts deducted from your order:
If you still notice a difference between a current promotional price and the price you paid for an item, you can request a price adjustment.