- To select contiguous handles
- To select noncontiguous handles
- To unselect all handles
- SHIFT+Click in any non-active area on the interface.
- To unselect a handle
- SHIFT+Click a selected handle.
- To reverse the state of selected and unselected handles
- To move handles
- To remove handles
- To stretch handles
- Select two or more handles.
- Check "Stretch".
- Move the center of scope.
- Drag the edge of scope.
- (Option) Move the center with handles