I think its a good distraction for training. Once Midnite showed signs of not being reactive, I looked to be near dogs that might be an issue. I never had to move or remove him, he learned how to handle it like a pro and just made him more solid.
Misty- Samoyed Mix, Tannor- Golden Retriever CGC
Robyn- GSD CGC, TC, Midnite-GSD CGC,TC, Brennan-Golden Retriever CGC, Batman-Husky/Greyhound , Apollo-GSD