*HOT* PetSmart Coupon â€“ $5 off $5 = Free April 5, 2011 by SMFM Leave a Comment Hurry on over and log in to your PetSmart Pet Perks acct. or sign up (itâ€™s Free). And print aÂ HOT $5 of $5 PetSmart coupon. Once signed in, you will find it under the PetSmart Coupon tab. $5 off PetSmart In-Store Purchase= FREE Pet Products!