PetSmart offers $5 off select dog and cat food via this printable coupon. That's tied with our mention from last week as the best dollar-off no minimum purchase required coupon we've seen from PetSmart. Brands include Blue Buffalo, Castor & Pollux, ORGANIX & Ultramix, Hill's Ideal Balance, Innova, Nature's Recipe, Nutro Natural Choice, and more. Click here to find a store near you. Coupon expires June 30.