LayOut in SketchUp: A Brief Introduction
https://www.sketchup4architect.com/layout-in-sketchup.html
What is LayOut in SketchUp? In SketchUp, a LayOut is a separate application that's used to create 2D documents from 3D models. It allows you to create and present detailed plans, elevations, sections, and other types of 2D drawings and presentations of your 3D models. LayOut is an integral part of the SketchUp workflow and can be used to create professional documents such as construction drawings, architectural presentations, and more.