The document provides information on digital advertising and ABC directional systems, including: 1) A system introduction that describes digital signage delivery of visual content through centrally managed displays and the benefits of digital and ABC directional systems. 2) Main equipment details for multimedia displays used in digital advertising and ABC directional systems, including specifications. 3) An overview of the main functions of digital advertising and ABC directional systems, including content scheduling, creation, connectivity, and display. 4) Details on the main operations of digital advertising and ABC directional systems, including system design, content creation/scheduling, networking, and player monitoring.