I'm a student and my files have become super slow. NEED HELP!

[endlessfix]

I'm a student and I need urgent help with a sketchup file

go to model info>statistics and choose purge unused. That dropped about 10mb. Your model is still poly heavy at over 6 million edges. Choose low poly objects from the warehouse. You need to pay attention to the size of objects you are downloading and placing in your model or it will quickly become too fat to move. For example the table and chairs on the roof are only 373kb each, modeled with about 1000 polygons, not bad. But just downstairs the tables and chairs in the cafe are 7mb each, ma…