"Notice of Cancellation
You may cancel this contract, without any penalty or obligation, within three days after the date the contract is signed.
If you cancel, any payment made by you under this contract will be returned within 10 days after the date of receipt by the seller of your cancellation notice.
To cancel this contract, mail or deliver a signed dated copy of this cancellation notice, or other written notice, to:
(name of seller) at (address of seller) (place of business) not later than midnight (date)
I hereby cancel this transaction.
(date)
(purchaser's signature)"
Tex. Fin. Code § 393.202