"This study shows the results more exciting than I expected. After all, we have difficult to draw a straight line faster." Cohn is also a widely recognized expert AutoCAD user. "To test AutoCAD 2011, I selected eight design processes, most takes the typical user for one hour, half day or a full day to complete. I found AutoCAD 2011 to improve the overall efficiency of the effect is very striking, if using AutoCAD 2008, takes 13 hours and 24 minutes to complete all eight designs, and use AutoCAD 2011, just 9 hours 16 minutes to complete the same work. "said Cohn, the president of David S. Cohn consulting company.

The results also showed that upgrading to AutoCAD 2011 has a very high return on investment. The company had found that, typically drawing on the work, since AutoCAD 2011 using a convenient user interface for easy operation and new features and functionality, allows individual user productivity by 15% -94%.

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