With scaling tool you decide that some component appeareance will depend on zoom level - for example text labels may be disabled on the lower zoom levels.
Zoom level settings for lines
- You can decide which zoom levels are suitable to show line/share/circle
Zoom level setting for points
- You can deside which zoom levels are suitable to show point
- You can set on which zoom levels text label is displayed
- You can decide whenever replace point default icon with small "dot" icon