If you want to to cancel a contract for services made over the phone or online, you have rights under the Consumer Contracts Regulations.
You can use this template letter to help you.
If you'd rather speak to an adviser about your problem, call the Which? Consumer Rights Advice Line on 01992 822 829 to join today.
Dear Sir/ Madam
Ref: [Order/Contract number]
I recently entered into a contract [add details] on [date] [over the telephone/ online].
In accordance with my rights under the Consumer Contracts (Information, Cancellation and Additional Charges) Regulations 2013, I would like to cancel the contract.
I require written confirmation from you that the contract has indeed been cancelled and that no payment will be claimed by you.