All of the Deferred Stock Units shall initially be unvested. During the 12-month period following ____________ (the “Vesting Commencement Date”), 25% of the Deferred Stock Units shall become vested as of the end of each 3-month period following the Vesting Commencement Date, provided the Director has continued on the Board until the end of such 3-month period. All of the Deferred Stock Units credited to the Account shall become fully vested upon the occurrence of a Change in Control (as defined in Appendix A) or the Director’s death, provided the Director is then serving on the Board.