You might want to check out this thread:
http://www.yorkietalk.com/forums/gen...ersus-akc.html. It's basically the same for all the other registries. This doesn't mean that your dog isn't every bit as good as a dog registered by the AKC, some of us just feels like the AKC does a better job at regulating breeders. Basically anybody can start a registry, and many registries will accept any dog.