Confused about where the shortcut keys are for Photoshop or Lightroom?
To become effective when using your software, you need to learn your shortcuts.
Here is a nifty visual shortcut application to quickly show you the shortcuts.
An additional feature takes it over the top.
As you would when using the application, hold down the shift or Crtl keys to watch the shortcuts change.
Knowing and using the keyboard shortcuts will allow you to be much more productive in your work.