Do You Have a Five Minute Pick Up?

As an adult, i have lived in the same house for 16 years. I found my limits and have been using your methods on declaring my things first. It works. My problem comes when i make space from decluttering my things and feel i've made it easily manageable,. The other four people in my home think it's more space for their stuff. Subconsciously, i think, how do i keep those spaces from being invaded by their clutter? Do i start de clutter training with them while i am still trying to overhaul my clutter? Oa, so i'm making some assumptions that you are the mother in this situation. So we're going to do a five minute pick up as