http://savecincinnati.com/requestbumpersticker.html
http://www.corybooker.com/act/bumper-sticker?sc=art_bumper-sticker

http://www.heidelbergengineering.com/us/free-posters/ -company name required

This is a contest that I posted a few hours ago, but at the moment it seems that everyone is winning. Follow these instructions to get it:

https://www.facebook.com/snickers/app_506314022815160 or
Send a text message with the word SNICKERS to 78787 and follow the instructions contained in the reply text messages. They will give you a PIN, You must input your Mobile PIN at https://gamedaysatisfaction.snickers.com/

http://solutions.3m.com/wps/portal/3M/en_EU/PPE_SafetySolutions_EU  -company name required

Login or register, then click the easy greens questions to get the points

http://pregra.com/sample/

http://trimnutrition.com/teazaSample/

https://www.facebook.com/hadalabotokyo/app_242877959208451

http://www.catemcnabbcosmetics.com/about/request-a-free-sample/