Keyboard shortcuts

As with most editing, you can lose sight of the image-making process and become too immersed in the more complex editing functions. Keyboard shortcuts are there to help spread the load, reduce RSI, and generally speed up your workflow. I use the first three of the following list repeatedly. It's beneficial to memorize some of the tool access keys (single letters) to make it easier to jump from process to process. Some of these are shown in the following list:

• Duplicate the (active) layer: Ctrl/Cmd + J.
• Use this to deselect or remove any active selection: Ctrl/Cmd + D.
• Use this to transform objects on the active layer: Ctrl/Cmd + T.
• Merge down: Ctrl/Cmd + E.
• Merge (all) visible layers: Shift + Ctrl/Cmd + E.
• Burn, Dodge, and Sponge tools: O.
• Selection brushes (Quick Selection, Selection Brush, Magic Wand, Refine Selection, and Auto Selection): A.
• Lasso tools (Freehand Lasso, Polygonal Lasso, and Magnetic Lasso...