In this guide, you will find how to keep/store your furniture/items when you move houses in The Sims 4. You have to follow the simple instructions below to do so.
In Sims 4, any item can be stored in household inventories. You must go into the build mode, click on the object you want to place and drag it to the “Place inventory” option.
Remember that career rewards will automatically be stored in your household inventory.