A method and system for entering an order into an onsite computer-based sales management system of a restaurant. A communication link is established between an offsite employee and an order-placing talk box at the restaurant. The communication link is utilized for two-way voice communication so that a food order can be taken from a customer located at the restaurant by the offsite employee. A data communication link is utilized by the offsite employee to enter the order into the onsite computer-based sales management system which facilitates food preparation, fee collection, and the recording of sales. Preferably, the offsite employee utilizes a personal computer to accomplish the stated functions, the communication links are provided via the Internet, and the customer is located within a vehicle adjacent the restaurant when placing his/her order.