To Select a Coordinate System for the Control Mesh
1. Open a new or an existing part and click > 
Freestyle. The Freestyle tab opens.
Freestyle. The Freestyle tab opens.2. Click > . The Freestyle Options dialog box opens.
3. Select the following options in the References area:
◦ The Reference CSYS box displays the default reference coordinate system for the control mesh. Select another coordinate system if required.
◦ The Lock to CSYS check box associates the control mesh with the reference coordinate system. Clear the check box to break the associativity.
4. Click OK.