Cityville Deluxe Warehouse is here ! and here’s the Guide for Deluxe Warehouses

how to upgrade warehouse in cityville :
After you have placed your warehouse, you will unlock a new goal to upgrade your warehouse into a Deluxe Warehouse : cityville upgrade warehouse goal
*Note* When you store a building in your warehouse, it will lose all goods and payouts that it currently has. Collect from it first!
Just to recap, click the Warehouse function in the tools menu to enter storage mode.

An easy way to know what you can and can’t store is this: Items that cannot be stored will not be highlighted when you hover over them in storage mode
Deluxe Warehouses can store the following building types:
Businesses
Residences
Community Buildings
Decorations
*Remember* Stored buildings will lose all goods and payouts, collect first!
Things you can not store in deluxe warehouse :
Buildings under construction
Neighbor Franchises
Franchise Headquarters
Storage Buildings
Crops
Water items: piers, docks, boats
Roads & Sidewalks
Original city signs (the ones that you start with)
The Deluxe Warehouse cannot be stored. A fully upgraded Deluxe Warehouse can store a maximum of 24 items!
Related posts:

everybody is upgrading their deluxe warehouses, but I am not getting the ‘green arrow’ on top, I cant upgrade, what can I do? if I click in the warehouse, it will not show the ‘upgrade’ so I cant do it. help me please.
It’s weird I was yesterday but today I am not either.
I have the same probleme, in the begin I could upgrade but now I can’t.
I have the same proble, earlier I could upgrade the warehouse, but now I can’t upgrade anymore.
Now is Superior warehouse cannot upgrade. no mark no green arrow