A portable dispensing system comprising a vending machine including an upper snack-holding portion, an intermediate beverage-holding portion, a lower refrigeration portion, contained within a housing that fits within the basket of a golf cart. The snack-holding portion and the beverage-holding portion occupy a common cabinet being separated by an insulating wall, allowing a refrigeration mechanism within the refrigeration portion to refrigerate the beverage-holding portion without refrigerating the snack-holding portion. The cabinet is disposed above the basket within the golf cart, and may be provided with a pair of belts for fastening the dispensing system to the golf cart. Within the snack-holding portion, snacks are held in a plurality of snack-holding bins, with similar snacks being stored in a single bin, separated from one another by sliding platforms. When a sliding platform is pulled away, the snack product resting atop the sliding platform is released to fall downward into a lowest position within the bin, to be retrieved by the user through a door. Within the beverage-holding portion, cans are stored in a plurality of columns to be retrieved through doors. An inventory management system is disclosed for controlling and monitoring the dispensing of refreshments and sundries. The inventory management system including a systems for electronically accepting payment, a system for monitoring inventory levels, and a system for wirelessly communicating with a remote terminal.