OPERATING ON-LINE MARKETPLACES FOR SELLERS AND BUYERS OF GOODS AND/OR SERVICES PROVIDING ON-LINE TRADING SERVICES IN WHICH SELLER POSTS PRODUCTS TO BE AUCTIONED OR SOLD DIRECTLY VIA THE INTERNET, FEATURING ITEMS WITH ELASTIC DEMAND BASED OR PERTAINING TO "FAD" TRENDY, IN FASHION GOODS AND SERVICES AND "ONE OF A KIND" ITEMS; PROVIDING CONSUMER INFORMATION CONCERNING EVALUATIVE FEEDBACK RATINGS BASED ON PERFORMANCE OF DELIVERY OF GOODS AND SERVICES WITH TOTAL OVERALL "UTILE" SATISFACTION