premise: All copies of the Information, in documentary or other tangible form, shall be returned to the Delivering Party immediately upon the earlier to occur of:  (i) the abandonment of the Transaction; or  (ii) the written request of the Delivering Party; provided, however, that the Receiving Party may retain the Receiving Party’s Work Product, and any Information which it is required to retain pursuant to law, regulation, government regulatory authority, court order or legal process, as determined by the reasonably supported written opinion of its legal counsel, an original of which legal opinion shall be delivered to the Delivering Party (“Retained Information”). 