Eli Zaretskii <eliz@gnu.org> writes:

> > +If OVERWRITE-OR-PUSH is nil, then raise an error if there is
>
> We use "signal an error".

Fixed.

> > +already a bookmark named NAME; if `overwrite', then replace any
> > +existing bookmark if there is one; if `push' then push the new
> > +bookmark onto the bookmark alist.
>
> It is generally better to precede a description of several optional
> behaviors with a short summary:
>
>   OVERWRITE-OR-PUSH controls what happens if there is already a
>   bookmark by that NAME: nil means signal an error, `overwrite' means
>   replace the existing bookmark, `push' means ...

Fixed.  Although I chose the wording "with the same name" rather than
"by that NAME", since the name could also come from the prompt.

Thanks for the review; attached an updated version.

Best regards,
Stefan Kangas