Provision of online services for others to list goods for sale, including property, real estate, motor vehicles, boats, caravans, recreational vehicles, furniture, businesses, vehicle components and parts, machinery, antiques, collectibles, consumer electronics, home and kitchen appliances, and all manner of products, provision of technological and online services to enable others to swap, exchange and bater goods of all kinds, advertising services related to the exchange of goods for cash and non cash based transactions, provision of a computerized database of lists of personal goods and various items of saleable value and property for sale by others, provision of electronic membership services for buyers and sellers, provision of online interactive services to facilitate buying and selling by others, facilitate transactions between buyers and sellers in an interactive online medium, provision of online facilities for others to display audio and visual displays relating to the sale of items, providing advice to customers and consulting services related to the aforesaid products, business management planning, administration and research, office management and accounting functions, human resource management functions, advertising, marketing, managing an Internet web site, sales of a variety of goods via an Internet web site, arrangement of advertising, preparation of printed matter, production of visual advertising matter