On-line trading services in which seller posts items to be auctioned and bidding is done electronically; providing evaluation feedback and ratings of sellers' goods and services, the value and prices of sellers' goods, buyers' and sellers' performance, delivery and overall trading experience; promoting the goods and services of others by placing advertisements and promotional displays in an electronic site via global computer networks

On-line trading services in which a seller posts items to be auctioned and bidding is done electronically; providing evaluation feedback and ratings of sellers' goods and services, the value and prices of sellers' goods, buyers' and sellers' performance, delivery and overall trading experience; promoting the goods and services of others by placing advertisements and promotional displays in an electronic site via global computer networks