EFTA Document EFTA01365688

similar activity or by reason of any other cause it shall be impracticable to give such notice by mail of any event to Holders when such notice is required to be given pursuant to any provision of this Indenture, then such notification to Holders as shall be made with the approval of the Trustee shall constitute a sufficient notification to such Holders for every purpose hereunder. Where this Indenture provides for notice in any manner, such notice may be waived in writing by any Person ent