Retail store services featuring a wide variety of consumer goods of others; Retail variety stores; Arranging of buying and selling contracts for third parties; Connecting buyers and sellers of financial assets; Infomediary services, namely, facilitating transactions between buyers and sellers through providing buyers with information about sellers, goods, and/or services; Operating on-line marketplaces featuring a variety of goods and services provided to businesses and customers; 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 featuring an online marketplace for exchanging goods and services with other users; Providing an on-line searchable database featuring used books being offered for sale and buyer/seller contact information; Providing information pertaining to procurement, buying, selling and tendering information and opportunities relating to goods, services, and construction via computer, computer networks, telephone, the internet or electronic mail; Provision of an on-line marketplace for buyers and sellers of goods and services; Provision of an on-line marketplace for buyers and sellers of goods and services of different markets; Provision of an online marketplace for buyers and sellers of downloadable digital art images authenticated by non-fungible tokens (NFTs); Provision of an online marketplace for buyers and sellers of goods and services