Roll Mouse Wheel = Pan View Out and In
Press Mouse Wheel or CTRL+Left Mouse Button or CTRL+Press Mouse Wheel = Alter Direction of View
CTRL+Left Mouse Wheel = Move View along X-Y plane
CTRL+Left Arrow or Right Arrow = Free Object Rotate
Directional Arrows or ALT+Directional Arrows = Free Object Move on X-Y plane
ALT+Left Mouse Button = Quick Lower/Raise
SHIFT+Mouse Wheel = Lower/Raise object
SHIFT+Right Mouse Button = Quick, Free Object Rotate
SPACE = Drop Object to Ground
PageUp/PageDown = Slow, Precise Raise/Lower
L = Lock Placeable Position
Z = Lock Placeable Height (z-axis)
Hold “s” = Make new placeable stack on existing placeable
CTRL = Hold Placeable in place without actually placing it
Right Mouse Button = copy tile
Left and Right Arrows = rotate tile
Up and Down Arrows = cycle tile variations