Energy suppliers are a rip-off, no matter where you go

I was convinced to switch companies, but I was a fool to think I would get a fairly priced product anywhere from anyoneI am at home minding my own business when a snazzily dressed young man and woman knock at my door. They can help me change energy suppliers and save me hundreds of pounds a year. Oh, good. But can I trust them? The world is stuffed with crooks and scoundrels. Helpfully, they are laden with identification badges, cards and documents, so I go for it.Why not? We are often nagged to