Most dog owners, at 59%, have just one dog. And while it is true that those pups dearly love their owners, the truth of the matter is that they get lonely for companionship of the canine kind, and long to have dog playdates to play in only the way that those pooches can. It can be hard to coordinate, especially if you are a single doggie mom or dad, but it is almost just as important as other things in …