my first is a bullx he's 15 month now, first 6 months were a breeze, couldnt do anything but try to please me, had basic training (sit, down, heel,) within two weeks of having him next 6 months very different, constantly testing, pushing me, getting more and more disobediant, the last three months after going back to basics he is now coming all good and has had a few bunnys on the lamp, after many tries. and just before the snow started falling he had a 3 out of 3 and brought them all to hand. hard work and determination and spending as much free time with the pup bonding and training, probabl