Creating a Line from Reference Points

1. Click Create tabSelect panel Modify.
2. Select 2 points.

   These points can be free, hosted, or driving.

3. Click Modify | Reference Points tabDraw panel Spline Through Points.
4. Click Modify | Reference Points tabSelect panel Modify.

A line is created between the 2 points. The points maintain their reference type (hosted or driving) and will modify the line when moved. Free points become driving points for the line.