Termination or Amendment. The Committee may terminate or amend the Plan or the PSUs at any time; provided, however, that no such termination or amendment may have a materially adverse effect on the PSUs without the consent of the Participant unless such termination or amendment is necessary to comply with any applicable law or government regulation. No amendment or addition to this PSU Agreement shall be effective unless in writing.

Termination or Amendment. The Committee may terminate or amend the Plan or this Agreement at any time; provided, however, that except as provided in Section 8 in connection with a Change in Control, no such termination or amendment may have a materially adverse effect on the Participant’s rights under this Agreement without the consent of the Participant unless such termination or amendment is necessary to comply with applicable law or government regulation, including, but not limited to, [Section 409A]. No amendment or addition to this Agreement shall be effective unless in writing.

Termination or Amendment. The Board may terminate or amend the Plan or this Agreement at any time; provided, however, that no such termination or amendment may adversely affect the Participant’s rights under this Agreement without the consent of the Participant unless such termination or amendment is necessary to comply with applicable law or government regulation, including, but not limited to, Section 409A of the Code. No amendment or addition to this Agreement shall be effective unless in writing.

Termination or Amendment. The Committee may terminate or amend the Plan or this Agreement at any time; provided, however, that except as provided in the Grant Notice, in connection with a Change in Control, no such termination or amendment may have a materially adverse effect on the Participant’s rights under this Agreement without the consent of the Participant unless such termination or amendment is necessary to comply with applicable law or government regulation, including, but not limited to, [Section 409A]. No amendment or addition to this Agreement shall be effective unless in writing.

Termination or Amendment. The Board may terminate or amend the Plan or this Agreement at any time; provided, however, that no such termination or amendment may adversely affect the Participant’s rights under this Agreement without the consent of the Participant unless such termination or amendment is necessary to comply with applicable law or government regulation, including, but not limited to, Section 409A of the Code. No amendment or addition to this Agreement shall be effective unless in writing.

The Plan may be amended or terminated at any time and for any reason by the Committee or the Board; provided that, no amendment of the Plan may, without the consent of each Participant holding an outstanding option under the Plan, materially and adversely affect such Participant's rights under the Plan; provided, further that, upon termination of the Plan by the Board, any accumulated payroll deductions shall be refunded (without interest) to Participants as soon as administratively practicable thereafter. Notwithstanding the foregoing, no amendment adopted by the Committee or the Board shall be effective without the approval of the shareholders of the Corporation if shareholder approval of the amendment is then required under Section 423 of the Code or any rule or regulation of NASDAQ Global Select Market or the Toronto Stock Exchange and provided further that, without approval of the Corporation's shareholders, no amendment or modification of the Plan may:

Amendment or Termination. The Committee may, in its sole discretion, amend, suspend, or terminate this Plan at any time and for any reason. If this Plan is terminated, the Committee may elect to terminate all outstanding Offering Periods either immediately or once shares of Common Stock have been purchased on the next Purchase Date (which may, in the discretion of the Committee, be accelerated) or permit Offering Periods to expire in accordance with their terms (and subject to any adjustment in accordance with Section 18). If any Offering Period is terminated before its scheduled expiration, all amounts that have not been used to purchase shares of Common Stock shall be returned to Participants (without interest, except as otherwise required by law) as soon as administratively practicable.

The Board of Directors of the Company, in its sole discretion, may amend, suspend, or terminate the Plan, or any part thereof, at any time and for any reason. If the Plan is terminated, the Board, in its sole discretion, may elect to terminate all outstanding Offering Periods either immediately or upon completion of the purchase of shares of Common Stock on the next Exercise Date (which may be sooner than originally scheduled, if determined by the Board in its discretion), or may elect to permit Offering Periods to expire in accordance with their terms (and subject to any adjustment pursuant to Section 19). If the Offering Periods are terminated prior to expiration, all amounts then credited to Participants’ accounts which have not been used to purchase shares of Common Stock shall be returned to the Participants (without interest thereon, except as otherwise required under local laws) as soon as administratively practicable.

Amendment or Termination. The Board may amend or terminate the Plan at any time.

Termination or Amendment. The Committee may terminate or amend the Plan or the Option at any time; provided, however, that except as provided in Section 8 in connection with a Change in Control, no such termination or amendment may have a materially adverse effect on the Option or any unexercised portion thereof without the consent of the Participant unless such termination or amendment is necessary to comply with any applicable law or government regulation. No amendment or addition to this Option Agreement shall be effective unless in writing.