Blockbuster is offering a FREE movie rental at any of their EXPRESS Kiosk at Duane Reades or Rite Aids for a limited time. To get your FREE move rental, use the coupon code: DUANEREADE or GOTRITEAID at checkout. Coupon expires June 30, 2011. [Blockbuster Kiosk Locator]

Update: Blockbuster is also offering a FREE movie rental at any of their Express Kiosk when you use the coupon code: BBXHERE at checkout (pre-pay or at the kiosk) for a limited time. Coupon expires May 8, 2011.