Abstract: A server apparatus includes a controller configured to detect an item to be purchased, based on a temporal change in captured images of an item display position at a mobile shop and, upon acquiring authentication information for a purchaser from a first terminal apparatus, perform a charging process in respect of the purchaser for a price of the item.

Abstract: A server apparatus and the like that improve operation efficiency of a marketplace for trading products are provided. The server apparatus includes a communication interface, and a controller configured to transmit and receive information to and from another apparatus via the communication interface. The controller calculates a time required until sale of a product at a display position based on a temporal change in captured images of the display position where the product is displayed until the product is sold, determines an exhibition fee for the display position based on the time required, informs a terminal apparatus of an exhibitor of the exhibition fee, and urges the exhibitor to exhibit the product for sale at the display position.

Abstract: A server includes a communication interface and a controller that transmits and receives information to and from other apparatuses via the communication interface. The controller receives information on a cruising range from each mobile store among a plurality of mobile stores selling different types of products and transmits an instruction to the mobile stores to circulate as a group along a circulation route travelable by a first mobile store having the shortest cruising range.

Abstract: A server apparatus includes a communication interface and a controller that transmits and receives information to and from other apparatuses via the communication interface. The controller receives, from a shop terminal apparatus of a shop, information on a food product to be collected and transmits, to a mobile shop that collects the food product, a reconfiguration procedure for reconfiguring an ingredient included in the food product to yield a reconfigured food product having an expiration date later than an expiration date of the food product. The controller prompts the mobile shop to sell the reconfigured food product.

Abstract: A server apparatus includes a communication interface and a controller that transmits and receives information to and from other apparatuses via the communication interface. The controller transmits an instruction, to a mobile shop stocking wearable items, for moving to a point designated by a first terminal apparatus of a wearer. The controller receives a captured image of the wearer from the mobile shop and transmits the captured image to a second terminal apparatus of an evaluator. The controller receives evaluation information from the second terminal apparatus and transmits the evaluation information to the first terminal apparatus.

Abstract: A server apparatus includes a communication interface and a controller configured to send and receive information via the communication interface. The controller, while a mobile shop which is configured to be loaded with items according to vacant spaces is loaded with one or more first items and performs patrol selling, sends a discount instruction, to the mobile shop, to discount the one or more first items upon receipt of a request, from a terminal apparatus, for patrol selling of a second item not loaded in the mobile shop.

Abstract: A server apparatus includes a communication interface and a controller configured to transmit and receive information to and from another apparatus via the communication interface. The controller receives, from a first terminal apparatus, a collection request involving collection of a purchased or rented article to be returned at a collection point, receives, from a second terminal apparatus, a delivery request for the article involving delivery to a delivery destination, and transmits, to a mobile object, an instruction to collect the article at the collection point and deliver the article to the delivery destination without going through a base for storing the collected article.

Abstract: A server apparatus includes a controller configured to detect an item to be purchased, based on a temporal change in captured images of an item display position at a mobile shop and, upon acquiring authentication information for a purchaser from a first terminal apparatus, perform a charging process in respect of the purchaser for a price of the item.

Abstract: A server apparatus and the like that improve operation efficiency of a marketplace for trading products are provided. The server apparatus includes a communication interface, and a controller configured to transmit and receive information to and from another apparatus via the communication interface. The controller calculates a time required until sale of a product at a display position based on a temporal change in captured images of the display position where the product is displayed until the product is sold, determines an exhibition fee for the display position based on the time required, informs a terminal apparatus of an exhibitor of the exhibition fee, and urges the exhibitor to exhibit the product for sale at the display position.