An inventory management server is provided. The inventory management server includes at least one processor, and at least one memory. The at least one memory includes computer program code configured to cause the inventory management server at least to receive tracking data assigned to a product from a payment network, interrogate a mapping table containing assigned product to tracking data information, for the presence of the received tracking data, update an inventory database of the product stocked at the merchant inventory in response to detection of the presence of the received tracking data, and transmit acknowledgement data indicative of the inventory database update. The tracking data is transmitted by a merchant via a payment terminal in communication with the payment network.