if hasattr(proposal, "reviews"):

                for review in proposal.reviews.distinct("user"):

                    ctx = {

                        "user": request.user,

                        "proposal": proposal,

                    }

                    send_email(

                        [review.user.email], "proposal_updated",

                        context=ctx

                    )

{% load account_tags %}

<p>

    <b>{% user_display user %}</b> has made changes to <b>{{ proposal.title }}</b> which you have previously reviewed.

</p>

<p>

    {% url review_detail proposal.pk as detail_url %}

    View the latest version of the proposal online at <a href="http://{{ current_site }}{{ detail_url }}">http://{{ current_site }}{{ detail_url }}</a>

</p>

{% load account_tags %}"{{ proposal.title }}" has been updated by {% user_display user %}