Edit mode is for you to manage your ranch easily.
[Landscape] mode
You can find [Landscape] from [Edit] mode.
You can select all the items except obstructions.
[Floor] mode
Everything is turned to clear except floors and fields.
In this mode, you only can move floors and fields. Nothing will be selected except floors and fields.
[Hide] mode
[Hide] mode is on [Edit] mode at right upper corner.
This mode will show you colored tiles where buildings are placed.
Red: Basic building, storages,
Blue: Production facility, Special facility
Yellow: Field, Fruit tree
Green: Decorations
Dark Green: trees, rocks, etc (obstructions)
[Store all]
[Store all] will put everything on your ranch in the box at once. However, decoreations, that are on shorten time effect, are not stored.