The alternative is to use your host machine for forwarding purchase orders. Setup your product information using the built in database structure. The host computer, your ISP or server computer, archives your store documents waiting for a request from a customer. Customer requests store documents from the host computer which returns requested pages to the customer.
Customer makes product selections and sends a purchase order back to the host computer.
The host computer returns a confirmation copy of the purchase order to the customer. The host forwards the purchase order to you. You ship the order.