The Unpopulated files contain the world in its entirety. The Suburb file has had the resource which designates it as a Future world deleted. Once Exported from Caw, and installed in the game, it will be available to start a home neighborhood.
These files contain the resource which designated the world as a Future World.
Install Instructions for the edited Future World designated files:
Export the edited Caw Files.
Install through the Launcher.
Rename the .world to “Oasis Landing.world” It will be located in: my documents/sims3 folder/Installed worlds.
CD Install: C:\Program Files (x86)\Electronic Arts\The Sims 3\Into the Future\GameData\Shared\NonPackaged\Worlds
Digital Download: C:\Program Files (x86)\Origins Games\The Sims 3\Into the Future\GameData\Shared\NonPackaged\Worlds
Backup the original Oasis Landing.world located here and replace with your new one.
More Information at Mod the Sims: