Any notice, consent, request or demand required or permitted to be given under the provisions of this Agreement shall be in writing, and shall be signed by the party giving or making the same.  Such notice, consent, request or demand may be hand delivered, but if it is mailed to a Party, it shall be sent by electronic mail, United States mail, or other nationally recognized courier, postage prepaid, addressed to such Party’s last known address.  The date of such mailing shall be deemed the date of notice, consent, request or demand.