Контекст:
Notices may be delivered or dispatched by email or post to the relevant addresses given in the Agreement and/or contained in the Licensee's online application form. Where notice is given by email a confirmatory copy of such notice shall be sent by prepaid post, such notice being deemed to have been delivered three days after the date of posting but with effect from the date on which the original email was received ,if received during Normal Business Hours, or at 09:00 on the next working day, if received outside Normal Business Hours.

Т.е. имеется в виду, что в течение примерно трех дней с момента отправки бумажной компии, но точно в течение трех дней с момента отпраки электронного письма?