Select:

Single-click: If in selection mode (arrow cursor showing).

Double-click: If not in selection mode.

Un-Select:

Single-click a selected object

Select

More Than
One Object:

Shift-click: This currently only works with free-standing objects - not walls, floors, countertops, roofs or objects in them.

Ctrl+M: Draw a rectangle around the objects you want to select. Won't select floors, walls, countertops, roofs or objects in them.

Group
Objects:

Ctrl+G: Group selected objects into a single object.

Un-Group Objects:

Ctrl+U: Un-groups objects that have been grouped.

Walk:

Arrow Keys: Pressing an arrow key enters walk mode and moves you in that direction. Use mouse to steer. Click mouse to exit walk mode.

Shift: Hold down shift with up or down arrows to change elevation.

Numeric keypad: Arrows, 5 drops to ground, 7 & 9 change elevation.

Orbit:

O key: Enter orbit mode.

Mouse: 1.) Hold down mouse wheel or 2.) Hold down right mouse button and move mouse horizontally. Using mouse shortcuts keeps you in your current mode.

Zoom:

Mouse: Hold down right mouse button

Pan:

P key: Enter Pan mode

Left and Right arrow keys:  Pan left and right.

Shift+Up and Shift+Down Arrow keys: Pan up and down.

Mouse: Left and right mouse buttons.

Step Into View:

B key: Click-and-hold in the scene, move the mouse horizontally to point in the direction you want to look, then let go of mouse button.

Field of View:

< and > keys: Decrease and increase field of view. Somewhat like adjusting peripheral vision.

Fit To View:

X key: Fits project into view in3D, blueprint and other views.

Helpful Hint:  Edit> Undo View Change backs up to the previous view.

Speedometer:

F8 key: Toggles Frames Per Second (FPS) indicator. Less than 4 means you should start turning things off below.

Lights and Shadows:

L key: Toggles lights and shadows to improve performance. This is significant - especially if more than one light is being used.

Reflections:

M key: Turns of reflections. This is a significant performance improver.

Other Ways to Improve Performance:

Edit> Improve Edit Speed: There are several other ways to improve performance in this menu.

Hide Object:

Right-click object and choose "Hide"

Hide Dimensions:

D key: Hides dimensions in blueprint mode.

Show All:

A key: Show all hidden objects.

Show Last Hidden:

N key: Show last hidden object

Show/Hide Roofs:

R key: Hide/Show roofs.

Smooth View (antialias):

S key: Smooths the jagged edges in the view.

Lights and Shadows:

L key: Turn lights and shadows off and on. Scenes look more realistic with lights and shadows.

Reflections:

M key: Turn on reflections if you have mirrors or shiny surfaces.

Smooth View (antialias):

S key: Smooths the jagged edges to improve quality.

Hide Controls:

Tab key: Hides menu bar, tool bar, status bar, grid, compass so you can capture the view better.

Capture View to Clipboard:

Alt+Print Screen key: Captures whatever is in the view to the clipboard.

To improve the view before you do this:

1. Press Tab to hide controls.

2. Press L to turn on lights and shadows

3. Press M to turn on reflections.

4. Press S to smooth edges (antialias)

5. Press Alt+Print Screen keys to capture to clipboard

6. Go to Word, PhotoShop or other programs and choose Paste from the Edit menu.

Show/Hide Controls:

Tab key: Hides menu bar, status bar, tool bar, grid and compass. Press again to un-hide them.

Light Scene in Front of You:

F key: Move active light to illuminate the view in front of you. If you back up with the down arrow you will see it.

Toggle
Lights:

L key: Turn off lights to speed up editing. Red dot next to L on the menu bar indicates lights are off. Green indicates on.

Hide Light Boxes:

Ctrl+F: Hides the lights boxes and sun.

Toggle Reflections:

M key: Turn off reflections to speed up editing.

Move Work Grid To Floor#:

1-9 keys: Moves work grid the floor indicated

Move
Work Grid Up:

pageUp key: Moves up a level or in-between level.

Move Work Grid Down:

pageDown key: Moves down a level or to in-between.

Hide Grid

Ctrl+#

Duplicate Objects:

Q key: Hold down the Q key and drag an object to "peel off" a copy of it.

Repeat Duplication:

Ctrl+D: When you duplicate an object using the Q key,  repeat the duplication with the same distance and same angle.

Copy/Paste Paint and Materials:

C key: Press and cursor changes to eyedropper. Click surface you want to copy and cursor changes to paint bucket. Click paint bucket on surface to paste.

Shift key: Hold in shift when clicking with the paint bucket to continue pasting to other objects.

Alt-key: Hold in the alt key when clicking with the paint bucket to paste to all sides of a wall, floor, countertop or roof.

Ctrl+Alt keys: Hold in these keys to paste the paint and material to all sides of all similar type objects. For example, hold these keys when pasting to a wall to make all walls the same color and material. This only works with floors, countertops, walls and roofs.

Dragging In Paint and Materials:

Alt-key: Hold in the alt key when dragging in paint and materials to apply them to all sides of a wall, floor, countertop or roof.

Ctrl+Alt keys: Hold in these keys to apply the paint or material to all sides of all similar type objects. For example, hold these keys when dragging paint or material to a wall to make all walls the same color and material. This works with floors, countertops, walls and roofs.

Apply Paint and Materials to Part of Wall, Floor, etc:

Choose "Draw Materials" from the Build menu and draw on the part of the wall, floor, roof or countertop you want to apply paint or materials to.

Tape
Measure:

T key: Invokes tape measure tool.

Add Plumb:

Ctrl+K: Puts a plumb line where the tape measure is.

Disable
Snap To:

Shift key: Hold in the shift key when dragging objects to disable snap to. This also keeps walls lined up when dragging.

Edit Terrain:

U key: Toggles terrain editing on and off.

Favorite Views:

Enter key: Recalls View #1.

Ctrl+Shift+2: Recall views 2 (use number for view)

Enable
Gravity:

G key: This toggles Gravity on and off allow you to drag objects up on to -  or down off of - other objects.

Animate Objects:

Click with Mouse: To open doors or windows or animate other animated objects just click them with the mouse.

Menus: Right-click objects like ceiling fans to change the direction they animate.