Provided there is an Outstanding Balance, on each Installment Date (as defined below), Borrower shall pay to Lender an amount equal to the Installment Amount (as defined below) due on such Installment Date in accordance with Section 8. All payments owing hereunder shall be in lawful money of the United States of America or Conversion Shares (as defined below), as provided for herein, and delivered to Lender at the address or bank account furnished to Borrower for that purpose. All payments shall be applied first to (a) costs of collection, if any, then to (b) fees and charges, if any, then to (c) accrued and unpaid interest, and thereafter, to (d) principal.