Stick or switch? It might be possible to manage a current account to make the most of the system but, for many, the best way to get value for money is by switching to another current account altogether. Bank customers could save £70 a year on average by switching their account to another provider, an investigation by the Competition and Markets Authority (CMA) concluded. Why? The CMA explains: "We looked at the average charges for a customer who was £500 in credit and had a n