Alt-Shift-F4 - Used to save the current view options in Program Manager and File Manager applications. The next time you start the screen will be arrange just the same as now. (Check to make sure the 'Save settings on exit' is NOT checked, it is in the [Options] menu.)
Ctrl-F4 - This will close the active folder in Program manager.
Ctrl-Tab - In Program manager, this will switch to the next folder, press [Enter] to open it.
F7 - This will move the selected icon from the current group to another group in Program Manager.
F8 - This will copy the selected icon from the current group to another group in Program Manager.
Tab - In File manager, moves to the next pane (drives/folders/files).
Ctrl-Drive Letter - In File manager, opens the drive information in the current window.