Be logged in, then contact them using the contact form, see the deletion URL.
URLS:
http://www.points4ads.com/
http://www.points4ads.com/members/ticket.php
Please note that AccountKiller.com is not associated with the business listed on this page. AccountKiller provides easy-to-understand instructions and guides on how to cancel charges and relationships from the list of businesses on our site, we have no affiliation with these businesses.