To redeem a promo code on Dwellstudio.com, you should first browse the website and add the desired items to your shopping cart. Once you have selected all of your products, proceed to the checkout page. There, you will find a designated field or box where you can enter your promo code. It is important to carefully type or paste the code into this field without any additional spaces or characters. After entering the code, you should click on the button to apply it. If the promo code is valid and applicable to your purchase, you should see the discount reflected in your order total. If you encounter any issues during this process, it may be helpful to double-check the terms and conditions of the promo code, such as expiration dates and specific exclusions. For further assistance, it is a good idea to refer to the current web page for any additional help or information.