I got this offer on 2 of my amazon accounts : -
30% (max. $15) off on your order when you use citi ThankYou points towards payment.Click this link to see if you are eligible :
How to redeem your promotional discount
Choose a product category from below and add one or more eligible items from that category to your shopping cart.
This item must be sold and shipped by Amazon.com to qualify.
Check out with your Citi card and use ThankYou Points for at least a portion of your order.
Enter the promotion code at checkout.
Savings will be reflected on the final order checkout page. Limit one promo code per order.
Enter promo code CITISPORTS at checkout
Shop in Sports
Enter promo code CITILUX at checkout
Shop in Luxury Beauty
Enter promo code CITITOOLS at checkout
Shop in Tools
Enter promo code CITIPETITEM at checkout
Shop in category Pets
Enter promo code CITIDVD at checkout
Shop in Video DVD
Enter promo code CITIOUTDOOR at checkout
Shop in Outdoors
Lawn and Garden
Enter promo code CITIGARDEN at checkout
Shop in Lawn and Garden
Enter promo code CITIHI at checkout
Shop in Home Improvement
Enter promo code CITITOYS at checkout
Shop in Toys
Enter promo code CITIOFFICE at checkout
Terms & Conditions:
This is a limited time offer. All promotional codes expire at 11:59 p.m. (PT) February 28, 2018.
Offer applies only to the purchase of eligible items made with a Citi ThankYou Card, where ThankYou points are used for at least a portion of the purchase and the promotion code is applied at checkout.
Offer applies only to a first ever purchase in a product category on products sold by Amazon.com (look for "sold by Amazon.com" on the product detail page). Products sold by third-party sellers will not qualify for this offer, even if "fulfilled by Amazon.com" or "Prime Eligible".
The maximum benefit you may receive from each promo code is $15.
Offer is available by invitation only, is non-transferable, is not redeemable for cash, and may not be resold.
Offer does not apply to digital content.
Offer good while supplies last.
Shipping charges and taxes may apply to the full value of discounted and free promotional items. Items must be purchased in a single order and shipped at the same speed to a single address.
Offer limited to one per customer and account and may not be combined with other offers.
Amazon reserves the right to modify or cancel the offer at any time.
If any of the products or content related to this offer are returned, your refund will equal the amount you paid for the product or content, subject to applicable refund policies. Offer discount will be allocated proportionally among all promotional items in your order.
Promotional codes may not be redeemed for Amazon Gift Cards.
If you violate any of these terms, the offer will be invalid.