Client has the right to make amendments or reduce the original list and then by getting approval from the contractor and when the contractor has agreed to work as employers reduce or increase the amount of work and both parties have agreed to charge that increased or decreased by using the unit price that appears in quotes at the end of this contract is attached. To reduce or increase the workload if the duration of construction must be expanded in accordance with the requirements of the employment if the contractor agreed with not considered guilty of any contractor.