Three major UK banks are offering free cash to new customers. Switching to any of these accounts could earn you £200. Switch offers are fairly common, with banks hoping to secure more clients through the incentive. In an update, consumer site Money Saving Expert (MSE), highlighted some of the best switch offers currently available . MSE, which was established by finance expert Martin Lewis , said: “Banks sometimes offer switch incentives – free cash, boosted savings rates or other perks – to