Photoshop Tip: Cycling through blend modes
Tips & Tutorials, by Mark White
April 8, 2012
A shortcut that’s worth knowing when using blend modes
A shortcut that could shave possible minutes off your editing workflow is the Shift key used with -/+.
What these do is actually flick down the blend modes list for any given layer, so you don’t have to go to the Layers palette each time.