Mouse

KeyWorks inActionWorks if
lMB

Place cursor/gesture/vertex paint

 
CTRL-lMB

Add vertex

mMB

Trackball

 
mMB

Translate view

 
SHIFT-mMB

Translate view (see numpad c-2468)

 
CTRL-mMB

Zoom view (see number +/-)

 
rMB

Select

 
SHIFT-rMB

Add to selection

 
CTRL-rMB

Select object by closest object center

 
SHIFT-CTRL-rMB

Add selection by closest object center

 
CTRL-rMB

Select object & affect active object

 
SHIFT-CTRL-rMB

Add to selection & affect active object