Filter selection by what you can see.
Tag your entities, manage your drawing.
Create scenes for each layer and hide entities based on what layer they are on.
Create Panoramic Scenes.
The UL SPOT app for Sketchup is an add-in that enables Sketchup users to access product data from UL SPOT (spot.ul.com) and assign it directly to their project.
Parametric Modeling for SketchUp