Transparency Shortcuts

Toggle Preserve Transparency On and Off for Target Layer

Both: / (forward slash)

Load Layer Transparency as a Selection

Mac: Cmd + click layer in Layers Palette

Win: Ctrl + click layer in Layers Palette

Add Layer Transparency to a Selection

Mac: Cmd + Shift + click layer in Layers Palette

Win: Ctrl + Shift + click layer in Layers Palette

Subtract Layer Transparency from a Selection

Mac: Cmd + Option + click layer in Layers Palette

Win: Ctrl + Alt + click layer in Layers Palette

Intersect Layer Transparency with a Selection

Mac: Cmd + Option + Shift + click layer in Layers Palette

Win: Ctrl + Alt + Shift + click layer in Layers Palette