A merchandise presentation method includes: a step of preparing a standard value relating to work data, which specifies work performed by a user; a step of obtaining actual work data, which specifies the work actually performed by each user with respect to the work; a step of comparing the actual work...http://www.google.de/patents/US7962371?utm_source=gb-gplus-sharePatent US7962371 - Commodity presenting method and system therefor
