Wondering if someone can help me with this. I’ve always paid around £70 a month for gas and electric for my house. I change provider every year using money saving expert. I’ve recently been on mat leave and at home all day so expected my bill to rise. My quarterly bill puts me £33 in debit. I would expect my bill to rise by £10-20 but my energy provider (Edf) has increased it by £50 a month. Does this make sense or should I dispute it?