'We'll never raise your contract price':

Tesco Mobile has accused its competitors, including O2, which powers its network, of making £217million out of mid-contract price rises. The mobile network announced a pledge to customers today, saying: 'The tariff price a customer signs-up to at the start of a contract, will be the same price they pay for the entire contract term at no additional cost'. All of the major mobile providers - Three, O2, Orange, T-Mobile and Vodafone - have imposed mid-contract prices rises in the last year, adding nearly £10 a year on average to customer’s bills, a total of £217million extra for networks, according to Tesco Mobile.....Read more here