Provision of an online marketplace for buyers and sellers of goods and services; On-line trading services in which seller posts products to be auctioned and bidding is done via the Internet; Operating on-line marketplaces for sellers and buyers of goods and/or services; Operation and supervision of business facilities for secure, in-person business transactions between buyers and sellers of goods and/or services; Providing a web site whereby buyers of goods or services locate and receive quotations from multiple competitive sources and sellers of goods or services identify and bid on multiple new sales opportunities; Providing a website for connecting sellers with buyers; Provision of an on-line marketplace for buyers and sellers of goods and services