I can’t express how happy it makes me feel to watch HGR teams out there having fun running agility. This particular dog, Jaz developed jumping issues (stuttering before jumps) just before the age of 2. She is now 3 1/2 years old and watching her now, I’d never guess she ever had a jumping issue. I think the main benefit of HGR for Jaz was that it helped her develop confidence.
In response to a request for a “before” video, here is a video before HGR: