(a) A retail installment contract must be:
(1) in writing;
(2) dated;
(3) signed by the retail buyer; and
(4) completed as to all essential provisions, except as provided by Section 345.064.
(b) The contract must be designated "Retail Installment Contract."
(c) The printed or typed part of a retail installment contract, other than instructions for completion, must be in at least eight-point type unless a different size of type is required under this subchapter.