Another way to move to a different room is to double-click on the room name in any of the corners. Doing that brings up the "goto" selection dialog.

If you need to find an application window the "Find" command from the door popup menu lists all open windows.

It is possible to create quite a number of different rooms.

The "suite" of rooms you create and the open applications in each can be saved to a file and reloaded later.

To props a room is a perfectly cromulent thing to do on a Sun. Specifically there is a Props key on the Sun keyboard intended to bring up property sheets.

And finally, exiting Xerox Rooms for X dumps all open applications back on to the Sun OpenWindows desktop.