You'll want to designate particular areas in your yard or nearby your door for your dog to do its duty. (eoah.com)
Your puppy should always be either in his pen, in the puppy - proofed yard, on a leash (think umbilical cord technique) or under direct supervision in the house that's limited to a small area with nothing blocking your view (and, most of all, stratrgically nearby the door!) (dailydogdiscoveries.com)
The trick is that the camera follows one scene for awhile, then trails off to follow a passerby for awhile, then wanders off through a nearby door and so on, connecting all of the characters and, by extension, the whole town. (theendofcinema.net)