r a fueling environment constructed according to the present invention. [0023]FIGS. 10A and 10B are a flow chart representing a basic flow of a multistage ordering process according to the present invention. [0024]FIG. 10C is a flow chart representing a basic flow of a loyalty benefit process according to the present invention. [0025]FIGS. 11A and 11B are a flow chart representing a basic interact