WH Smith PLC operates as a global travel retailer, focusing on providing a range of travel essentials, including news, books, and convenience items. The company primarily serves customers in airports, railway stations, hospitals, and motorway service areas, with significant operations in the UK, North America, and other international markets. Following the divestment of its High Street and Funky Pigeon businesses, WH Smith has positioned itself as a pure-play travel retailer, aiming to capitalize on growth opportunities in the travel sector.