Nah man, the old school stuff, is off the wall, these dogs ran and didnt know what for, till they came to jonesys. Man they had no collars, never been on chain gang, no check cord, and no birds, this was the result of a day at my place, you should have seen him bow up, when the dog snatched a bird in the air...........i was calm down, wait and watch the dog when I GET THE BIRD....WATCH THE DOG STYLE, OR LOOK CHANGE, he was like ....wow, I never knew. Told him just plain ol common sense