M-x
	<long-command-name>
		Execute command (lisp function)
	kill-emacs
		To kill Emacs without being prompted about saving. 

	make-frame
		open a new frame
	delete-frame
		delete a frame
	cua-mode
		go to cua mode (can edit prefix/suffix for all the rectangle)
	whitespace-mode
		activate whitespace-mode
	shell-command
		execute shell command
	list-color-display
		list of available colors
	customize-group
		faces

	goto-line
		or M-g g Goto the indicated line.