Most homes already have a smart meter that digitally communicates with the electric grid. If you're looking to get rooftop solar panels, a smart meter is an essential piece of equipment. Here's why.

Nearly one in 10 smart meters fitted in UK homes may not be working properly, leading to families paying the wrong amount for their energy, new Government data has revealed.

“You’ll know your smart meter is sending readings to your supplier if the meter readings in your account are marked as smart. “You can check this on your online account, app or paper statements.