SMART2
EDIT- just used it again tonight for an order. maybe once a day? maybe usable as per release of coupons every XX hours?
this just popped up in an email.
US$2 off with US$15 + order
limited coupons available / first-come-first-served.
I just redeemed one on an order.
enter at payment stage (on desktop - click the "total" tab on the final page where you see the "PLACE ORDER" button.