Plusnet, an internet service provider owned by BT, has been fined £880,000 for wrongly billing more than 1,000 former customers. An investigation by watchdog Ofcom found that the ISP broke a fundamental billing rule by continuing to charge a group of customers for landline and broadband after they had cancelled services. In total, customers were overcharged by more than £500,000. Plusnet has apologised for the error. Lindsey Fussell, Ofcom's consumer group director, said: "There can be no margin for error, and no excuses, when it comes to billing customers correctly. "This fine should serve as a reminder to telecoms companies that they must adhere to Ofcom's billing rules at all times, or face the consequences."....Read more here