(xbox1)
Building
Cycle Building Mode is Y (pressing again will cycle modes for pitch/tilt)
Exit Bldg Mode is B
Dismantle is hold X and select dismantle option on wheel GUI popup
Inventory
Toggle Inventory is start button (opens inv/handmade crafting menu)
Cycle Sort is press Right Bumper <–FYI SUPER USEFUL!!
Cycle tabs is Right Trigger
Cycle Feats is Right bumper
Select Item is A
Drag Item is A to select and drop
Move Item is Right trigger
Toggle Perspective
1st/3rd person is up dpad