Adblock Plus

Criteo seems to be allowed by AdBlock Plus, but should be reconsidered. They use cookies and javascript to send spam emails based on browsing activities:

http://privacy.criteoemail.com/us/index.html
http://www.independent.co.uk/life-style ... 31106.html
http://privacy.emailretargeting.com/gb/opt-out.html

forum/viewtopic.php?f=12&t=41128

http://www.wikihow.com/Stop-Spam
https://www.spamcop.net/anonsignup.shtml
http://www.criteo.com/contact-us/