PetSmart is the world's largest pet supply and services retailer, offering over 10,000 products for various pets, including dogs, cats, birds, fish, amphibians, reptiles, and small animals. Customers appreciate the great selection and friendly service, with well-organized and clean aisles. Some customers have noted issues with fancy Goldfish being sick, which is seen as a provider problem. However, staff members are praised for their helpfulness, such as assisting with supplies for new pets. PetSmart also provides services like dog training, grooming, boarding, and adoption, making it a convenient destination for pet owners. Overall, it is a welcoming place for families to explore and find what they need for their pets.