To always be successful you have to never give up. With a bribe your dog won't perform unless he first sees the reward, an obvious problem unless you have a never ending supply of treats. Weight training, running, exercising, having 2 sometimes 3/day approaches. https://indko.co.kr/2019/02/01/%ED%8F%AD%EC%8A%A4%EC%95%84%EC%9D%B4%EB%94%94%EC%96%B4-%EC%9D%B4%EB%B2%A4%ED%8A%B8/foxidea_event_detail/