Care must be taken to prevent them from wandering off into harm's way by keeping them contained in a fenced - in yard or on a leash when outside of the house. (hillspet.hk)
Place her in an infant seat when you want to keep her contained for a few moments rather than her crib. (howtoadult.com)
Of course we can't watch our pups 24 hours a day, so keep them contained when you're off duty. (ccspca.com)