One of the ways that Jay makes Bri feel safer and more secure is by checking on her often at night. It's one of the many ways that she attempts to make up for leaving Bri. Discovering that the electricity is off—and that it's not off because Jay consciously decided not to pay it, like with the gas—suggests that financially, Jay and the family are totally out of control. At this point, it doesn't even matter that Jay bought food if she can't cook it or safely store it.