O2 (UK) telephone line and broadband business of Telefónica UK, trading under the O2 and Be brands. The company agreed to pay £180 million initially, followed by a further £20 million after all customers had been transferred to Sky's existing business. The sale was subject to regulatory approval in April 2013, and was subsequently approved by the Office of Fair Trading on 16 May 2013. O2 began trialling a Near Field Communication (NFC) payment system in 2007. In 2009, O2 was in discussions with large retailers, such as Tesco and W. H. Smith, for the deployment of the necessary electronic point of
O2 (UK) better, connected", in 2013 to "Be more dog", and in 2016 to "More for you". All of O2's marketing campaigns to date have been created by London advertising agency VCCP. "O2 Priority" offers benefits to customers including early access to tickets for events at the O2 Arena and O2 Academy venues. "O2 Refresh", introduced in 2013, splits monthly billing into two parts so customers pay for their device (phone or tablet) separately from their airtime. From 2017, customers can change their airtime tariff up or down, once a month, during the first 24 months of their contract. O2 currently sponsor