How to get a cash coupon?

How to get a cash coupon?
1) First, pls register our membership, or log in with a third party

2) Second, pls choose to buy the items you want

3) Third, after cilck "buy now", you will see this

4.Fourth, pls click "Apply Coupon Code", you will see this

5.Fifth, click the coupon code and then submit it, the grand total will reduce $10 as below:

This coupon is only used once for each new member, and the order amount should exceed $69 !