Here are some current rebate offers to get money back from the company for using their products.

Get up to $20 back on Castrol Motor Oil. Expires April 30, 1010
Purchase any Neutrogena Clinical product and receive $15 back. Expires April 30, 2010. For more savings print off a $5 coupon!
Purchase $20 of 3M or Post-it label [...]

Sometimes we see a free sample offer that we want to try and then while signing up for the ‘free’ offer we learn that there are strings attached – survey, subscribe to website, shipping fees etc… The samples below have no such requirements:

Free Trial pair of Acuvue color contacts – US only
Free Sample of Parents [...]