Drawing information:
-Document size - up to 100 X 100 inches which is 130 pages or 254 X 254 cm.
-Layering - adds complexity with ease
-9 pre-defined views allow easier maneuvering
-Zoom flexibility 3.5% to 3200% in user defined increments.
-Zoom box allows definition of an area that when zoomed into will fill up the entire screen