42 interactive voice response services, voice commerce, trading, bidding and matching systems with a voice component, voice verification services, voice extensible markup language services and voice portal services; promotion and demonstration of computer software to facilitate air travellers to access real time information and to receive services in and around an airport, such as commercial and charter airlines, available businesses operations within the airport facility, public transportation and car rental details and customs and immigration requirements; hosting web sites for the promotion and demonstration of computer software to facilitate air travellers to access real time information and to receive services in and around an airport, such as commercial and charter airlines, available businesses operations within the airport facility, public transportation and car rental details and customs and immigration requirements