Pogo the Sweet & Barking Dog

Are there any brilliant dog trainers out there? I could use some tips.

We got Pogo at 8 weeks. He didn’t smell like a puppy, and he was already growling at strangers. He loved and still loves other dogs.

He had nutrition, skin and anxiety issues. He was on alert at all times, stiff bodied and rarely slept. With 3 hours of exercise a day during his first 18 months, he could calm down. He…