Whenever notice is required to be given under this Note, unless otherwise provided herein, such notice shall be given in accordance with Section 9(f) of the Securities Purchase Agreement. The Company will give written notice to the Holder and the Trustee at least fifteen (15) days prior to the date on which the Company closes its books or takes a record for determining rights to vote with respect to any Fundamental Transaction, dissolution or liquidation, provided in each case that such information shall be made known to the public prior to or in conjunction with such notice being provided to the Holder. All notices to be provided to the Trustee hereunder shall be delivered to the Trustee by facsimile (303-262-0608) or via hard copy to the Trustee at its Corporate Trust Office (as defined in the Indenture) located in Highlands Ranch, Colorado.