answer:They break easily. I’m not being facetious – I think we’ve seen every IG in Durham for a broken leg. So make sure that the lifestyle that you envision with a dog fits. They also tend to require frequent dental cleanings. Other than that, they’re nice little dogs, but tend to be timid. He may be even more so, having been raised in a puppy mill. You may also find that he’s hard to house-train.