Step 1: Make sure to log into your customer account.
Step 2: Click on the floating button "Reward > How to redeem my points".
Step 3 : Select your reward and click the "Redeem" button.
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Step 4: Right after step 3, a coupon code will appear. It will then be necessary to click on "Apply the coupon now" to use it in the order to come. This code will be saved in the rewards list..
It's really easy and exciting!