6. The Guarantor hereby agree that without the concurrence of the Guarantor, the Borrower and the Bank shall be at liberty to vary, alter or modify the terms and conditions of the Loan Agreement and of the security documents executed by the Borrower in favour of the Bank and in particular to defer, postpone or revise the repayment of the Credit facility and/or payment of interest and other monies payable by the Borrower to the Bank on the such terms and conditions as may be considered necessary by the Bank including any increase in the rate of interest. The Bank shall also be at liberty to absolutely dispense with or release all or any of the security / securities furnished or required to be furnished by the Borrower to the Bank to secure the said Credit facility. The Guarantor agree that the liability under this Guarantee shall in no manner be affected by any such variations, alterations, modifications, waiver, dispensation with or release of security, and that no consent of the Guarantor is required for giving effect to any such variation, alteration, modification, waiver, dispensation with, or release of security.