I suggest educating readers about how to choose well based * not * on purity of breed! (speakingforspot.com)
[18] Morally questionable policies regarding purity of breed include obligatory surgical procedures to spay or neuter animals in numerous contexts. (en.wikipedia.org)
However, in order to maintain the purity of the breed, pedigreed dogs undergo a lot of inbreeding. (thehappypuppysite.com)