Undoes the Undo. Not as silly as it sounds - it allows you to reapply changes that you have mistakenly Undone.
Inserts the contents of the clipboard into the current file at the current cursor position. If text is selected, it will be overwritten.
Selects all of the text in the current file.
Inserts today's date at the current cursor position. The format of the date follows the same settings as Windows.
Inserts the character currently selected in the Special Characters portion of the Side Panel. This isn't particularly useful as a menu item, but the keyboard shortcut can be helpful when inserting many copies of the same character.
Allows you to specify a file that will be inserted wholesale at the current cursor position.