The 'Radio Teleswitch Service' (RTS), which some older (non-smart) multi-rate electricity meters rely on, is being switched off over the next few months. If you've got one of these meters, it could mean your heating and hot water won't function properly, or you'll get incorrect bills. To stop this, you'll need a replacement. Think you may be affected? Check out our guide for full info: http://mse.me/wareplaceRTSmeter