http://www.amazon.com/b?node=10124217011Enter promo code PRIMESNS in the "Gift Cards & Promotional Codes" box.
Q: Who is eligible for the 50% off?
A: Amazon.com Prime customers who have not had an active subscription shipment for 6 months or more are eligible for a one-time additional 45% off a new subscription, for a total of 50% off their new Subscribe & Save item. This item is not eligible for the 15% discount for five or more subscriptions.
