Texas Finance Code - FIN § 345.079. Allocation of Payments on Consolidation of Contracts

(1) the total of all payments made before the subsequent purchase is considered to have been applied to the previous purchases;  and

(2) each payment made on the consolidated contract after the subsequent purchase is considered to be allocated to each purchase in the same ratio as the original cash price of the purchase bears to the total of the original cash prices of all purchases under the contract.

(1) an amount of the payment equal to the original periodic payment to the previous purchase;  and

(2) the remainder of the payment to the subsequent purchase.

(1) goods, including equipment or parts, attached or affixed to goods previously purchased and for which full payment has not been made;  or

(2) services rendered by the retail seller at the retail buyer's request in connection with goods described by Subdivision (1).