To apply a discount code on Berricle.com, you will first need to add the desired items to your shopping cart. Once you have finished selecting your items, proceed to the checkout page. Here, you will find a designated area to enter your discount code. It is typically labeled as "Discount Code" or "Promo Code." Simply type or paste your code into this field and ensure it is entered correctly, as these codes are case-sensitive. After entering the code, you may need to click a button to apply it. The discount will then be reflected in your order total. If you do not see the discount applied, double-check the code for any errors or verify its validity and expiration date on the current web page.