Ambit Energy states that they will provide you with a very good rate but will change it (doubled it in my case) the following month after your service is activated. They will also put you in an Average Billing catagory so when you finally get smart enough to leave them you will get a LARGE BILL with your overage charged to you! This is not a very ethical company and they show no remorse for their 'grey' business practices. I thought TXU was bad but Ambit has just raised the stakes! read full review »