Notice of Optional Prepayment The Company shall give the holder of each Note of a Series to be prepaid pursuant to paragraph 4C irrevocable written notice of such prepayment not less than 10 Business Days prior to the prepayment date, specifying such prepayment date, the aggregate principal amount of the Notes of such Series to be prepaid on such date, the principal amount of the Notes of such Series held by such holder to be prepaid on that date and that such prepayment is to be made pursuant to paragraph 4C. Notice of prepayment having been given as aforesaid, the principal amount of the Notes specified in such notice, together with interest thereon to the prepayment date and together with the Yield-Maintenance Amount, if any, herein provided, shall become due and payable on such prepayment date. The Company shall, on or before the day on which it gives written notice of any prepayment pursuant to paragraph 4C, give telephonic notice of the principal amount of the Notes to be prepaid and the prepayment date to each Significant Holder which shall have designated a recipient for such notices in the Purchaser Schedule attached hereto or the applicable Confirmation of Acceptance or by notice in writing to the Company.