Following the date hereof, Seller shall take such steps and actions, and provide such cooperation and assistance to Buyer and Spin-Off Subsidiary and any of their successors, assigns and legal representatives, including the execution and delivery of any affidavits, declarations, oaths, exhibits, assignments, powers of attorney, or other documents, as may be reasonably necessary or appropriate to effect, evidence or perfect the sale of the Shares to Buyer or any assignee or successor thereof.