1. Replicate the promo code for Credit Karma you wish to use from the page, and click to get code.
2. With a single click, you'll subsequently witness the offer code being shown and automatically copied to your clipboard.
3. The next thing to do is to go back to creditkarma.com, enter the shopping settlement page, and paste the promo code that was copied just now.
4. The last step is for you to click on the apply code, and it will immediately show whether the offer is applied to the order.