Helpful Windows 7 Shortcut Keys
Here are some helpful Windows 7 Shortcuts that I have run across:
[WIN] + [LEFT]: Snaps window to left side of screen
[WIN] + [RIGHT]: Snaps window to right side of screen
[WIN] + [UP]: Maximizes current window
[WIN] + [DOWN]: Restores a maximized window
[WIN] + [HOME]: Minimizes all windows except current window
[WIN] + [T]: Moves forward through items on your taskbar (Unlike [ALT] + [TAB] this will not change your active window)
[WIN] + [1-9]: Switches to the taskbar item in that numbered position
[WIN] + [SPACEBAR]: Temporarily makes all windows transparent to allow to see Desktop
[WIN] + [P]: Changes Multiple Monitor or Presentation Settings (Computer Only, Duplicate, Extend, & Projector Only)
[WIN] + [SHIFT] + [LEFT]: Move active window to the left monitor
[WIN] + [SHIFT] + [RIGHT]: Move active window to the right monitor
[WIN] + [+]: Zoom screen in
[WIN] + [-]: Zoom screen out
Old but helpful:
[WIN] + [D]: Shows or Hides Desktop
[WIN] + [E]: Launches Windows Explorer
[WIN] + [F]: Opens up Search Window
[WIN] + [L]: Locks the Computer
[WIN] + [M]: Minimizes all windows
[WIN] + [R]: Opens the Run dialog box
[WIN] + [PAUSE]: Launches the Systems Properties