Stop to lose money with your out of stock products and activate a waitling list to which users can register when a product is not available. How I can benefit from it: You will have the possibility to create a list of potential customers interested in one or more products of your e-commerce; You will be able to notify automatically users subscribed to the list when the products are available to be purchased; You will be able to recover sales by offering your users products similar to those in which they are interested; You will be able to plan a pre-launch for some products and create a mailing list of users before making them available for sale.