To easily provide the information about a desirable commodity in demand of a buyer among plural buyers.

This commodities sales promotion method is formed of a process for making an entry of plural sales promotion commodities, a process for extracting a certain quantity of single commodity such as the predetermined images, sounds and character data from an image server and/or a data server capable of respectively monitoring each entry sales promotion commodity and for inputting it to the same recording medium, a process for distributing the recording medium to plural monitors, a process for recovering the questionnaire of the monitor, and a process for tabulating the questionnaire for evaluation.