(1) Subject to subsection (2) a regulated agreement may be cancelled by the debtor or hirer in accordance with this Part if the antecedent negotiations included oral representations made when in the presence of the debtor or hirer by an individual acting as, or on behalf of, the negotiator, unless-
(a) the agreement is secured on land, or is a restricted-use credit agreement to finance the purchase of land or is an agreement for a bridging loan in connection with the purchase of land, or
(b) the unexecuted agreement is signed by the debtor or hirer at premises at which any of the following is carrying on any business (whether on a permanent or temporary basis)-
(ii) any party to a linked transaction (other than the debtor or hirer or a relative of his);
(iii) the negotiator in any antecedent negotiations.
(2) This section does not apply where section 66A applies.