Mobile News’ Circular Summit conference held last November has facilitated the establishment of a UK Circular Standards Committee to to oversee agreed standards of quality for the sale of used devices. Leading figures from VMO2, GiffGaff, EE, Vodafone, Three, PhoneCheck, eBay, BackMarket, CCS Insights, Currys, and Music Magpie have already joined the committee,follwiing a presentaton at Circular