Dissemination of advertising matter via the Internet to third parties; Online advertising on a computer network; On-line retail store services featuring airline tickets and general retail merchandise; Organization and conducting of product presentations; Promoting the goods and services of other companies by means of distributing advertising on the Internet; The bringing together, for the benefit of others, of a variety of goods and services, enabling customers to conveniently view and purchase those goods and services from an Internet web site particularly specializing in the marketing of the sale of goods and services of others