On-line retail store services featuring a wide variety of consumer goods of others; providing an internet portal featuring links to the online retail web sites of others featuring a wide variety of consumer goods of others for retail purposes; facilitating the exchange and sale of services and products of third parties via computer and communication networks namely providing a website featuring an online marketplace for exchanging goods and services with other users; managing and tracking all types of payment cards, and other forms of payment transactions for business purposes; electronic processing of orders for others