4.1 The “CORNING” may require and the “HANDY” may recommend changes to the "SOLUTIONS" and/or deliverables to be provided under this "AGREEMENT".
4.2 The “HANDY” shall notify “CORNING” of any such changes it is or should be aware of that are necessary for deliverables to perform as intended. The “HANDY” shall not be entitled to independently develop any changes to a deliverable without the prior written consent of “CORNING”.
4.3 The "PARTIES" will respond in writing or meet to discuss any change if necessary, and the “HANDY” shall advise “CORNING” of the likely impact of any change, including any effect on price(additional cost) and/or time schedule, promptly upon request