This article expands on a previous guide by demonstrating how to create a real-time user interface for controlling garage doors using LiftMaster, PubNub, and AngularJS, highlighting the growing synergy between Smart Home and Smart Car technologies. The tutorial outlines the integration of a UI with 120 lines of HTML and JavaScript code that connects to PubNub's Data Stream Network, which ensures high availability, performance, and security through its publish-subscribe messaging model. It explains how to adapt the UI for use with other devices beyond LiftMaster by leveraging PubNub's robust JavaScript SDK. The piece emphasizes the importance of having the necessary prerequisites like a PubNub account and LiftMaster setup, while also detailing the code dependencies and the logic for communicating with connected garage doors. The integration pattern can be generalized for other smart home applications, illustrating the potential for scalable solutions in this rapidly advancing field.