http://www.bestbullysticks.com/home/bbs/sample_main.html

http://www.halopets.com/

http://wysong.net/products/promo_samples.php

http://www.aspca.org/about-us/free-aspca-stuff/free-pet-safety-pack.html

http://www.foxdenequine.com/sample.htm

http://www.halopets.com/coupon/ -enter your email to get it

http://www.halopets.com/coupon/ -enter your email to get the coupon

http://www.petpantrydelivers.com/sample.php

http://www.halopets.com-this was posted last summer but is still working. Sign up for the newsletter and they will email you a link to a print coupon