The usual way to invoke Emacs is with the shell command
@command{emacs}. From a terminal window running a Unix shell, you can
-run Emacs in the background with @command{emacs &}; this way, Emacs
-won't tie up the terminal window, so you can use it to run other shell
+run Emacs in the background with @kbd{emacs &}; this way, Emacs won't
+tie up the terminal window, so you can use it to run other shell
commands. (For comparable methods of starting Emacs on MS-Windows,
see @ref{Windows Startup}.)