Manner of Exercise. In order to exercise this Warrant, the Holder should surrender this Warrant, duly endorsed or assigned to the Company or, in blank, at the office of the Company, accompanied by # written Form of Election to Purchase attached hereto (the "Exercise Notice") that the Holder elects to exercise this Warrant or, if less than the entire amount thereof is to be exercised, the portion thereof to be exercised, and # payment of the purchase price of the shares of the Common Stock to be purchased on each exercise, in cash or by cashier's or certified check.