You first create an Illustrator file and import the GIS data (in popular data formats such as AutoCAD, ESRI, MapInfo, and USGS) to create maps up to 200″ square. After importing, you can manipulate the resulting map in a number of ways.
GridIron Softwares Flow cannot be fully explained in this amount of spaceits too vast and too valuable. Instead, Ill tell you what it does and what its good for. In my testing, it works as promised, and beyond.