15. Operations support technicians and leasing technicians are authorized to sign(1) proposals to clients and construction contracts and contracts for services other than professional services where the amount is less than $5,000;
(2) supply contracts where the amount is less than $2,000;
(3) deeds of receipt of a work concerning a contract where the amount is less than $5,000; and
(4) customer program changes, orders for changes and riders to construction contracts and contracts for services other than professional services where the amount is less than $500, and riders to supply contracts where the amount is less than $200.