How to organize models and classify objects in SketchUp?
https://www.sketchup4architect.com/classify-objects-in-sketchup.html
Classifying objects in SketchUp You may add information to components and groups using the SketchUp Classifier to build an object that you can control. Objects feature a variety of information that you can use to make reports, analyse a model, dimension, count, measure, tag, and export the objects as well.