A Online Shopping Cart is a piece of e-commerce software on a web server that acts as an online store’s catalogue and ordering process. A virtual Online Shopping Cart allows visitors on your site to select items and add them to the cart for eventual purchase much like you would in a physical supermarket. A Online Shopping Cart allows consumers to select merchandise, review what they have selected, make any modifications and then purchase the merchandise. A primary consideration when choosing Online UK Shopping Cart Software is whether it will continue to serve your websites needs as the catalogue and volume of orders grow.