Create Spline

On the Design tab, in the Create group: Select Create Spline to digitise a polyline that will be used to guide an adjustable Bezier spline.

Click to create control points to begin creating the spline. Once at least two points are defined, the spline will begin:

When the required control points have been added, right-click to continue. The handles for the spline will be displayed:

Move the handles of the spline to adjust the curve. You can press I to insert more anchor points, or CTRL click to remove them. The E key will extend the spline.

To finish the spline, either double-click as you digitise the last point or right click when complete.