A transaction support device and application program that supports transactions related to the position or order of sellers in a matrix.

摘要

PROBLEM TO BE SOLVED: To match a user in a line with a user who wants to take over the position. A transaction support device according to the present invention is a transaction support device that supports transactions related to the arrangement position or order of sellers in a queue, and includes at least the destination of the queue from a first information terminal owned by the seller. A selling item receiving means for receiving either matrix information or position information for specifying the seller's position, as well as selling item information including price information related to the transaction, a selling item storing means for storing the selling item information, and a buyer's first. (2) The information terminal has a selling item transmitting means for transmitting selling item information. [Selection diagram] Fig. 1