I am glad you have and love your dog, but Mar J was a puppymill that shut down with hundreds of "stock" sold off at auction. Please, if you want another dog... go to a responsible breeder or try Pam Hamilton with Camp Basenji for a rescue.
For the rest.. read about the conditions of those poor animals (scroll down to the bottom section) and the attempts to save some of them from being sold to people who would mostly just do the same with:
https://basenjiforums.com/topic/921/mo-puppymiller-being-shut-down-basenjis-need-help/3