1. Initially, you have to identify the renpho discount code you're keen on from this page and click on Get Code, located on the right side of the title.
2. After clicking once, you'll see the offer code displayed and copied automatically to your clipboard.
3. You'll then need to return to the renpho's shopping checkout page, where you'll find the promotional code box and paste the coupon code you just copied into it.
4. Ultimately, by clicking 'Apply Code', you will be able to see the discount amount on your existing order.