15.8.1 cancel the Facility whereupon the Facility shall immediately be cancelled;
15.8.2 declare that all or part of the loans made under this Agreement, together with accrued interest, and all other amounts accrued or outstanding under this Agreement be immediately due and payable, whereupon they shall become immediately due and payable;
15.8.3 declare that all or part of the loans be payable on demand, whereupon they shall immediately become payable on demand by the Bank; and/or
15.8.4 execute/enforce any or all of its rights, remedies, powers or discretions under the Security Documents.