To provide an information distributing method in a network by which information can be distributed to an accurate user by analyzing interest of the user.

A server 1 is connected to the Internet 2 and stores information including a photograph of merchandise for sales transmitted from a marker being an information provider and an information parameter representing attributes of the merchandise in an information registration server 11, an evaluation storage server, and a binary data storage server 15. A trader being a user represents a field in which the trader is interested with an interest parameter having the same element as that of the information parameter and stores the interest parameter in a receiver DB 12. The server 1 operates the information parameter and the interest parameter, decides information distribution to the user on the basis of this result and distributes the information from a distribution server 13. The server 1 also feedbacks return mail from the user to the interest parameter.