Advertising planning; Commercial assistance in business management; Demonstration of goods and services by electronic means, also for the benefit of the so-called teleshopping and homeshopping services; Import and export agencies; Product merchandising for others; Providing online business management services including accounting, marketing, business project management, and business development; Providing recommendations of goods to consumers for commercial purposes; Providing space at a web site for the advertisement of the goods and services of others; Provision of an on-line marketplace for buyers and sellers of goods and services; Updating and maintenance of data in computer databases