Pixel Selection / Mask

Shortcut Action
Ctrl A Select all
Ctrl D Deselect
Ctrl Shift I Invert pixel selection
Ctrl Add to selection (marquee or free hand selection tools only)
Alt Remove from selection
Ctrl B Grow or shrink
Shift F6 Feather
Ctrl Alt R Refine edges
(arrows) Move selection in 1 pixel increments
Shift (arrows) Move selection in 10 pixel increments
Q Quick mask
Ctrl I Invert mask
Comments