[jimdecastro]

Originally Posted by Jumaduke

This begs another question ... if a fence is already installed, can I reinforce it in any way to keep my pups in? I have a 10-pound pipsqueak who can't jump a 4' fence but can certainly scurry out between the slats. Would I be able to do something like attach chicken wire to the slats, and maybe paint the wire green or black so as to make it inconspicuous?

Firm no. But if no one complains, it can be done. The risk is you could be asked to remove it.