Advice being treated unfairly by a trader, receiving a poor service or you may want to switch energy suppliers or cancel a contract.
Citizens Advice consumer helpline: 0808 223 1133. Lines are open Monday to Friday, 9am to 5pm. Lines are closed on bank holidays.
Relay UK: if you can't hear or speak on the phone, you can type what you want to say: 18001 then 0808 223 1133