This class focuses on strengthening existing behaviors while learning new ones, such as focus and impulse control; these are skills every «teenage puppy» needs to learn. (eastbayspca.org)
I'm fine using programs once I've got the hang of them, but I never thrill to the idea of learning new ones. (dearauthor.com)
It all depends on your existing skills and how much time you are willing to invest in learning new ones. (disappearinginplainsight.com)