Presentation Assistant allows users to annotate on screen and zoom into certain portions for quick explanation. With the screen annotation tools, you can draw all kinds of lines, rectangles, circles, or add text marks or picture marks on the screen. Presentation Assistant offers more additional on-screen annotation tools like Spotlight, Curtain, Screen Digital Clock, Arrow Point, Magnification, and Screen Capture.Presentation Assistant can helps you preside over a meeting more effectively. It enables you to open documents or programs quickly, and play background music conveniently during the presentation. It is a must have for presentations.