People tend to check in during these times:
Great people and good treats. They have Halloween and Christmas events for pets which are awesome
If you have adopted, neutered/spayed and other pet responsible actions - you can get discounts!
Give them your address and they send you coupons!
Mention your favorite shelter or rescue when you check out, and Pet$aver will donate 5% of your purchase to help pets in need!
PetSaver has the best frequent shopper program in town. Ask them for details.