Patent ID: 8140374

Claim:
A commodity-information provision evaluation method for displaying information contributing to evaluating commodity information provided by a commodity provider, the method comprising: process display processing, by a computer system, that comprises superimposing and displaying at least two of intention information, expectation information, and practical information on a screen in a matrix format of kinds of commodity information provision media and respective steps of a commodity purchase process; displaying, by the computer system, on the matrix, lines that connect the kinds of the commodity information provision media among the steps of the commodity purchase process, for each of the at least two of the intention information, the expectation information, and the practical information; determining, by the computer system, that a gap between the lines is equal to or larger than a predetermined value; and displaying, by the computer system, a mark, indicating a gap state, on the screen where the gap between the lines is equal to or larger than the predetermined value; wherein the intention information indicates respective kinds of commodity information provision media that the commodity provider intends to use each step of the commodity purchase process; wherein the expectation information indicates respective kinds of commodity information provision media that a commodity consumer is expected to use at each step of the commodity purchase process; and wherein the practical information indicates a kind of a commodity information provision medium that the commodity consumer actually uses at each step of the commodity purchase process.