They are offering up a $10 credit to anyone who joins using a referral link! Here's ours so you can get your $10! As soon as you complete your sign up, you can check your account and see that your new balance is $10!
Best of all, the code can be used toward shipping!
UPDATE: From awesome reader goosegal: "Use code AUGUST20 for an additional 20% off!"
Then, sort by price "low to high" and pick any of the items priced $2.49 and you'll get it free with your code!
Remember, you can't get the $10 code unless you sign up using this link.
(Thanks, NorCal Coupon Gal!)