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.

Martin Lewis has issued a warning for people who get a specific letter from their energy supplier. A recent episode of his ...

Here we’ve listed the issues and questions we hear most often, along with the experts' answers on what to do if you've experienced these issues. Some 16% of Which? members with smart meters said ...