To use "Perfume" promo codes, follow these steps: - Choose the desired items and add them to the shopping cart. - Proceed to the checkout page. - Look for a box to enter the promo code under the order summary. - Enter the promo code and click apply. - Complete the checkout process to enjoy the savings.
Remember, each promo code may have its own terms and conditions, so ensure to check these before applying the code. If the code doesn't work, it might be expired or not applicable to the items in the cart. Always verify the final total before completing the purchase.