PetSmart sells more than just pet food. The company distributes a tremendous amount of pet-related merchandise at its 1,500 retail stores and online. Numerous brick-and-mortar PetSmart shops also work with pet adoption services. More than 7 million pets have found caring homes thanks to the work of PetSmart Charities. Most stores provide veterinary care through an affiliation with Banfield Pet Hospitals. PetSmart also runs charitable organizations designed to support the care of pets who require homes. Customers may donate to the cause each time they make a purchase.