42 Design for others in the field of exhibit and display booths for the trade show industry and retail trade; interior design services for buildings for others; interior design services featuring floor plan layout design, all for buildings where trade shows, conventions, exhibitions, expositions, meetings, conferences, and special events are held; product design for others in the field of exhibit booths, display booths, kiosks, retail merchandising units, stands, and racks, all for use in connection with trade shows, conventions, exhibitions, expositions, meetings, conferences, and special events and not comprised of advertising material; graphic art design and commercial art design services for others; computerized graphic design services, namely, creating electronic graphic art designs, designing of signs for others and interior decorating services for others for trade shows, conventions, exhibitions, expositions, meetings, conferences, and special events;rental of computers for use at trade shows, conventions, exhibitions, expositions, meetings, conferences, and special events