i remember this vaguely from a long time ago. i did the zipcode trick and it showed today. the shopping card is for $2. kinda nifty.
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http://knuckeyimports.com/27/free-kraft-sample-kit/

original post:
http://knuckeyimports.com/04/free-bottle-of-coffee-mate-coupon-tivo-users/

Had an issue with badly packaged bars and they sent me coupons for 6 free graduates products!! it was only 3 bad bars! wow

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http://knuckeyimports.com/09/free-zippo-lighter-from-marlboro/

from the contests page

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http://knuckeyimports.com/10/free-harley-davidson-dark-cust..

Original post:
http://knuckeyimports.com/01/free-greeting-card-samples-3/

Original post:
http://knuckeyimports.com/04/free-fruitabu-smooshed-fruit-product/

from the coupon section

Original post:
http://knuckeyimports.com/01/free-eucerin-aquaphor-healing-o..