 Manchester United has also consistently enjoyed the highest commercial income of any English club; in 2005–06, the club's commercial arm generated £51 million, compared to £42.5 million at Chelsea, £39.3 million at Liverpool, £34 million at Arsenal and £27.9 million at Newcastle United.A key sponsorship relationship was with sportswear company Nike, who managed the club's merchandising operation as part of a £303 million 13-year partnership between 2002 and 2015.Through Manchester United Finance and the club's membership scheme, One United, those with an affinity for the club can purchase a range of branded goods and services.