1. Firstly, pinpoint the Heartgard Plus discount code that you find appealing on this page and click on Get Code, situated on the right flank of the title.
2. Following this, the offer code will be shown and automatically replicated to your clipboard.
3. You'll then need to return to the Heartgard Plus's shopping checkout page, where you'll find the promotional code box and paste the coupon code you just copied into it.
4. Lastly, you are required to click on Apply Code to ascertain the amount of discount applied to your present order.