7 EXPERT’S Tips for Training a Puppy That Grows into a Mellow Dog By Mary Jenkins | In Article & News , Dog | On August 14, 2020 Looking for the best tips for training a puppy so that it grows into a mellow dog? Or maybe you just want to make sure your dog doesn’t become aggressive as he grows up? Either way, we’ve got you covered! Today, we’re going to talk about what to...