Kmart is offering 40% off Christmas trees during their Black Friday Preview! You can grab this Trim A Home 6′ Peninsula Pine Unit for just $15.00! (regularly $49.99) At this price you can have a tree in every room! Remember that the more you spend the more points you get to use as cash back on future purchases. Promo code CASH will help you earn those points! Orders of $25 or more will ship free .