For any of you getting ready to make purchases at Lowes or Home Depot check these out. I haven't tried them personally, but I have a friend who has and says they are legitimate and work. I have no affiliation or relationship with it.
http://www.freeroms.com/lowes_coupon.html
http://www.freeroms.com/home_depot_coupon.html
http://www.freeroms.com/lowes_coupon.html
http://www.freeroms.com/home_depot_coupon.html