CityXpress announced the addition of five new features to its eMarkplaceXpress platform, a stand-alone online classified marketplace for newspapers. New features include advanced search options, comparison shopping and local retailer storefronts that enable buyers to purchase items directly from retailers. CityXpress Corp. is exhibiting at this week's NAA Marketing Conference in Orlando. CityXpress also markets XpressAuctions, which allows newspapers to hold online auction events.