Judging from the Amazon reviews, which are running regarding 3.5 / 5, Objective, i'm not the a person slightly underimpressed.
Do not get frustrated if a puppy would rather chew across the leash, sit like a stone statue, or look to pull all of you over the yard. https://antislave.com/groups/10-tips-to-find-the-perfect-ya-book-for-every-mood/