To use your promotional code, simply choose your model and add it to your cart. In the field "Enter your promo code", enter your promo code and click save. The amount of your basket will change and reflect the amount of the exclusive pricing you are granted. Note: If you have already created an account on the mobile application, you must create a new account to order (Check, create an account for later use) or you can also order without creating an account. The online site and the mobile application are disassociated for security reasons.