This is a NCIX coupon code which gets you discounted shipping from their website. Here are the details:
So use it today if you need to!
I did it on a test order, and it knocked $7 discount off my shopping cart. The standard shipping fee is $10, so the NCIX coupon code brings it down to only $3 – not too bad.
In case you get a bit confused like I was, the slot for the coupon code is at the top right of your shopping cart, before you enter all your payment details.