All notices and other communications provided for hereunder shall be in writing and shall be mailed (by overnight mail or by certified mail, postage prepaid and return receipt requested), telecopied or delivered, if to any Guarantor, to the address for such Guarantor set forth on the signature page hereto, or if to any Holder, to it at its respective address set forth in the Securities Purchase Agreement; or as to any Person at such other address as shall be designated by such Person in a written notice to such other Person complying as to delivery with the terms of this Section  8 . All such notices and other communications shall be effective (i) if mailed (by certified mail, postage prepaid and return receipt requested), when received or three Business Days after deposited in the mails, whichever occurs first; (ii) if telecopied, when transmitted and confirmation is received, provided same is on a Business Day and, if not, on the next Business Day; or (iii) if delivered by hand, upon delivery, provided same is on a Business Day and, if not, on the next Business Day.