PetSmart operates in the retail sector, specializing in pet products and services. The company caters to pet owners, offering a wide range of pet food, accessories, and supplies. Additionally, PetSmart provides various pet services such as grooming, dog training, and boarding. The business model is primarily based on direct sales through both physical stores and an online platform. Revenue is generated from the sale of pet products and services, as well as from loyalty programs and promotional offers. PetSmart's market includes pet owners looking for quality products and reliable services for their pets. The company also offers convenient options like curbside pickup and same-day delivery to enhance customer experience.

Keywords: pet products, pet food, grooming, dog training, boarding, retail, loyalty programs, curbside pickup, same-day delivery, pet services.