9 Prerecorded compact discs in the field of organizing, conducting and participating in trade shows; computer software for use in database management, for use to produce spreadsheets, for word processing, for updating lists of exhibitors and vendors, for adding new exhibitors and vendors, for maintaining profiles of vendors, for adding and updating new products, for reviewing orders on-line by product and exhibitor, for tracking tasks associated with trade show exhibits, for exhibitor selection of products associated with trade show exhibitions, for setting up calendars for exhibitors, for providing built-in telecommunications messaging systems to vendors and exhibitors, for showing product and vendor categories, for accessing on-line vendor catalogs and ordering from vendor catalogs, and for enabling connections to the global computer network in the fields of organizing, conducting and participating in trade shows, ordering services and products at trade shows, accounting activities in connection with display of products and services at trade shows, delivery scheduling and freight arranging at trade shows, and managing activities of exhibitors at trade shows; electric luminescent display panels and electric displays and kiosks that permit exhibitors at trade shows to place, review and change product orders, check status of orders, check location of goods and order deliveries, interact with freight deliverers and conduct other business activities associated with exhibiting at trade shows; hand held electrically powered devices for providers of services at trade shows to communicate with customers to whom services are provided