ยง 4544. Contracts in small print. The portion of any printed contract or agreement involving a consumer transaction or a lease for space to be occupied for residential purposes where the print is not clear and legible or is less than eight points in depth or five and one-half points in depth for upper case type may not be received in evidence in any trial, hearing or proceeding on behalf of the party who printed or prepared such contract or agreement, or who caused said agreement or contract to be printed or prepared. As used in the immediately preceding sentence, the term "consumer transaction" means a transaction wherein the money, property or service which is the subject of the transaction is primarily for personal, family or household purposes. No provision of any contract or agreement waiving the provisions of this section shall be effective. The provisions of this section shall not apply to agreements or contracts entered into prior to the effective date of this section.