On-line retail store services featuring a wide variety of consumer goods of others; Online retail store services rendered in a virtual environment featuring virtual goods, namely, furniture, for use in online virtual worlds; Operating on-line marketplaces for sellers and buyers of goods and/or services; Providing a searchable online advertising guide featuring the goods and services of online vendors; Providing a searchable online advertising guide featuring the goods and services of other on-line vendors on the internet; Provision of an online marketplace for buyers and sellers of goods and services