This means after you import a Revit or SketchUp object using Archicad’s built-in importer you can:

Manage Archicad objects created by Revit or SketchUp imports.
Clean up and manage Morphs converted from imported objects.
Create objects from elements such as Walls, Slabs, Roofs, etc.
Add textures to any imported surface.
Delete selected meshes from an imported object using the ModelPort Editor.
Reduce polygon count and file size of Archicad objects created from from Revit or SketchUp model imports.