Moving into a smaller apartment? Before you bring the sofa, measure each room...

https://kilo-wiki.win/index.php/Common_Downsizing_Mistake:_Storing_Everything_and_Paying_Forever

Moving into a smaller apartment? Before you bring the sofa, measure each room and the full route in, including doorways, halls, and elevators. Then sort your furniture into keep, store, sell, or donate piles