Conceptually, e-commerce does not differ from well-known commercial offerings such as banking by phone, "mail order" catalogs, or sending a purchase order to supplier via fax.

从概念上讲，电子商务与著名的商业化产品没有区别，后者包括像电话银行、“邮购”目录或通过传真向供应商发送采购订单等方式。