2013/11/exclusive-portraits- of-nyc-dog-walkers-and-their- fascinating-stories/
They interviewed a pack walker for each of the five boroughs.
I appeared for Queens. Go LIC!!
My disclaimer: do not attempt off-leash walking unless, 1) you have a beautiful and strong relationship with your dog. 2) Are willing to pay the fine - $200 for off-leash dogs.