As an express condition for the obligations set forth in this Agreement, Executive and Company will execute the Release Agreement attached hereto as Exhibit A, which shall become binding on the Parties after expiration of the Effective Date and timely payment of the First Payment as provided for in Section 4c , absent prior revocation of this Agreement by Executive as provided for in Section 11 . In the event the Release Agreement is not fully executed, or Executive timely revokes this Agreement, this Agreement shall be void ab initio and of no force.