Ordering system and method for pizza and other goods and services using a stateless communication protocol

A method for ordering a product or service from a vendor, comprising:

• providing a server located remotely from a customer with information related to the customer;
• sending, by the customer to the server, via a portable communications device, a directive related to an order for the product or service in an abbreviated coded or tokenized format using a stateless communications protocol;
• performing, by the server, a context-based interpretation of the directive and associating the directive with either a new or currently pending order;
• associating the coded directive with a command and performing the command, wherein if an ambiguity exists with the coded directive, the server sends a message to the customer requesting resolution of the ambiguity;
• and
• sequencing multiple communications received from the customer, and providing responses associated with the correct directive from the customer.