Atoll Data Manager may be used by CAD operators working in any professional field. The program destination: Extended Entity Data fast management. 1. Link your Extended Entity Data to drawn entities and save Data inside drawing files (DWG) 2. Create Databases inside drawing files (DWG) and define Database parameters. 3. Connect equal values of numerical data or strings to big amounts of entities within minutes. Copy, modify, erase selected data or data parameters. 4. Find and mark objects by specified data keywords. 5. Draw points, presenting values of numerical data. Build virtual surfaces, presenting area distribution of numerical data (with the help of Atoll Surface Creator or with any other Modeling program which produces Triangulated Irregular Network (TIN) and Contours from Point objects) Illustrated HTML Help included. This program is also the part of Atoll Land Surface application. Platform: expected to work properly with any AutoCAD or IntelliCAD version. Fill free to download the program demo and to test it with your CAD platform.