@html.setter<EOL><INDENT>def html(self, value):<DEDENT>
self._html = value<EOL>
HTML to be appended to the email, with the subscription tracking
        link. You may control where the link is by using the tag <% %>

        :param value: HTML to be appended to the email, with the subscription
                      tracking link. You may control where the link is by
                      using the tag <% %>
        :type value: string