=head2 "Un-indenting" with Emacs
-Although there author has not used emacs for many years (apologies to
-the emacs fans out there), here is a quick hint to get you started. To
+Although there author has not used Emacs for many years (apologies to
+the Emacs fans out there), here is a quick hint to get you started. To
replace the leading spaces of every line in a file, use:
M-x replace-regexp<RET>
entered on the last line.
You can limit the replacement operation by selecting text first (depending
-on your version of emacs, you can either use the mouse or experiment with
+on your version of Emacs, you can either use the mouse or experiment with
commands such as C<C-SPC> to set the mark at the cursor location and
C<C-E<lt>> and C<C-E<gt>> to set the mark at the beginning and end of the
file respectively.