If you have a specific store in mind, you can use these databases to check for links to problematic breeders:
Identifying specific pet stores that source from puppy mills can be difficult because these businesses often use third-party "brokers" to obscure their supply chains. However, animal welfare organizations frequently highlight certain national chains and provide tools to help consumers investigate local stores. Known Retailers and Reported Sources list of pet stores that buy from puppy mills
What signs tell you that a pet store sources from puppy mills? If you have a specific store in mind,
Exactly this. * melli_milli. • 1y ago. Top 1% Commenter. In my country dogs are not sold at all in pet stores and so it should be. Reddit·r/Pets Don't Get Tricked by Puppy Mills - BISSELL Pet Foundation list of pet stores that buy from puppy mills