If the Obligation is paid and performed in full in accordance with the terms of this Mortgage and the Notes and other security instruments and documents and writings evidencing or securing all or any part of the Obligation, and if Mortgagor shall well and truly perform all of Mortgagor’s covenants contained herein, then this conveyance shall be released at Mortgagor’s request and expense; otherwise, it shall remain in full force and effect; provided , however, that Mortgagor’s warranties and indemnities contained in this Mortgage shall survive the payment and performance of the Obligation and the release of this Mortgage.