Target Circle Members [Free to Join]: Glade PlugIns Scented Oil Air Freshener Warmer for Free

Alternatively, you may use the one-time coupon for the following items (in-store only, prices after coupon):

2-Pack Glade PlugIns Scented Oil Air Freshener Warmer $1.29
Glade PlugIns Scented Oil Air Freshener Exotic Tropical Blossoms Starter Kit $1.29
Febreze Light Odor-Eliminating Small Spaces Air Freshener (Bamboo) $0.99 (separate $2.30 coupon here)