Amazon takes an extra 20% off a selection of women's apparel, nightwear, and shoes via coupon code "20MOMSDAY" as part of their Mother's Day Gifts Sale. Plus, Prime members bag free shipping on all orders. (Non-members can spend $35 or more, before coupon, to qualify for free shipping.) Discounted brands include Calvin Klein, Oscar de la Renta, and Vince Camuto. Deal ends May 10. A couple of best bets, with prices after coupon:

See all Amazon Coupons.