You cannot judge an entire chain off a handful of stores.
If you could say that all PetSmart stores are trash because of the few, then you could also say that all men are womanizers, all Mexicans in America are illegal immigrants, and all priests molest small boys.
Oh my god, one time this man asked me to catch a very specific little fish in a tank with at least six or seven others, and it took me forever.
It was also my first day in Pet Care, and the first time I EVER caught a fish.
Thank gah I'm a dog trainer now, instead (and I do a much better job at it...