Notices shall be made in writing. A notice shall, for the purposes of this Agreement, be deemed to have been received by the Party to whom it was addressed:-
a) if delivered by hand, upon receipt by any person then upon the premises at the relevant address who reasonably appears to be authorised to receive post or other messages on behalf of the relevant Party; and
b) if sent by e-mail, upon transmission of the communication to the relevant e-mail address and the receipt by the computer of an answer-back code showing that the e-mail message has been received properly to where it was transmitted; and
c) if sent by first class post, 2 days after the date of posting.