Issue Description
Your model is already quite large but you would like to show furniture layouts without adding to the weight of 3D objects to the model.
Solution
You can create room layout objects. Follow these simple steps:
1. In the Plan window draw the furniture outlines using any 2D Primitives (Lines, Polylines, Fills).
2. Place a Marquee around the elements .
3. Go to the File > Save As.
4. Set the file type to DWG
5. When prompted choose to save the Marquee area only.
6. Go to the File > Libraries and Objects >Open Object, and locate the previously saved DWG.
7. From the license drop-down select Commercial.
8. Go to File > Save As and save your new GSM object to the Embedded Library.
9. On the Plan replace the 2D figures for the newly saved Object.
10. When you open the 3D Window, the 2D room layout will be visible.