http://walmart.triaddigital.com/enhancedrendercontent_ektid30372.aspx -click “try it free”

http://walmart.triaddigital.com/enhancedrendercontent_ektid30428.aspx

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

Enter code: 26LBYS
To find a redbox location go here

Link

http://www.blueberrylanedogtreats.com/Sample.html

http://www.prelubricant.com/survey.html

http://www.protechlv.com/t_shirt.HTML -it doesnt seem to request your address, so maybe they request it from you. Might be worth a try

http://www.dunhillfragrances.com/index.php -click skip, then “order a free sample” on the upper left