Pre-Order product is only available for the logged in front-end users. Guest user cannot purchase a preorder product. The users can purchase a product only before the Due Date mentioned by the admin. The users have to pay the advance payment while placing an order for the pre-order products and can pay the balance amount after the product due date is achieved. The users can make the balance payment through a link which is enabled after the product due date is achieved.

A notification mail is sent to the user on activation of the Payment link. The user can click the link provided in mail to proceed for the payment of the extension.