diff --git a/taiga/projects/api.py b/taiga/projects/api.py
index 914c4f77..114b78a0 100644
--- a/taiga/projects/api.py
+++ b/taiga/projects/api.py
@@ -193,6 +193,7 @@ class MembershipViewSet(ModelCrudViewSet):
 
         data = serializer.data
         project = models.Project.objects.get(id=data["project_id"])
+        invitation_extra_text = data.get("invitation_extra_text", None)
         self.check_permissions(request, 'bulk_create', project)
 
         # TODO: this should be moved to main exception handler instead
@@ -201,6 +202,7 @@ class MembershipViewSet(ModelCrudViewSet):
         try:
             members = services.create_members_in_bulk(data["bulk_memberships"],
                                                       project=project,
+                                                      invitation_extra_text=invitation_extra_text,
                                                       callback=self.post_save,
                                                       precall=self.pre_save)
         except ValidationError as err:
diff --git a/taiga/projects/migrations/0005_membership_invitation_extra_text.py b/taiga/projects/migrations/0005_membership_invitation_extra_text.py
new file mode 100644
index 00000000..b4fffdd8
--- /dev/null
+++ b/taiga/projects/migrations/0005_membership_invitation_extra_text.py
@@ -0,0 +1,20 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.db import models, migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('projects', '0004_auto_20141002_2337'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='membership',
+            name='invitation_extra_text',
+            field=models.TextField(null=True, verbose_name='invitation extra text', blank=True),
+            preserve_default=True,
+        ),
+    ]
diff --git a/taiga/projects/models.py b/taiga/projects/models.py
index 092d5b7f..ce95161a 100644
--- a/taiga/projects/models.py
+++ b/taiga/projects/models.py
@@ -70,6 +70,9 @@ class Membership(models.Model):
     invited_by = models.ForeignKey(settings.AUTH_USER_MODEL, related_name="ihaveinvited+",
                                    null=True, blank=True)
 
+    invitation_extra_text = models.TextField(null=True, blank=True,
+                                   verbose_name=_("invitation extra text"))
+
     def clean(self):
         # TODO: Review and do it more robust
         memberships = Membership.objects.filter(user=self.user, project=self.project)
diff --git a/taiga/projects/serializers.py b/taiga/projects/serializers.py
index fae3f7f1..43ae4629 100644
--- a/taiga/projects/serializers.py
+++ b/taiga/projects/serializers.py
@@ -251,3 +251,4 @@ class MemberBulkSerializer(RoleExistsValidator, serializers.Serializer):
 class MembersBulkSerializer(ProjectExistsValidator, serializers.Serializer):
     project_id = serializers.IntegerField()
     bulk_memberships = MemberBulkSerializer(many=True)
+    invitation_extra_text = serializers.CharField(required=False, max_length=255)
diff --git a/taiga/projects/services/invitations.py b/taiga/projects/services/invitations.py
index e7cf7339..59da4b80 100644
--- a/taiga/projects/services/invitations.py
+++ b/taiga/projects/services/invitations.py
@@ -11,6 +11,7 @@ def send_invitation(invitation):
         template = mbuilder.membership_notification
     else:
         template = mbuilder.membership_invitation
+
     email = template(invitation.email, {"membership": invitation})
     email.send()
 
diff --git a/taiga/projects/templates/emails/membership_invitation-body-html.jinja b/taiga/projects/templates/emails/membership_invitation-body-html.jinja
index 35ffaf41..f388d2bc 100644
--- a/taiga/projects/templates/emails/membership_invitation-body-html.jinja
+++ b/taiga/projects/templates/emails/membership_invitation-body-html.jinja
@@ -11,6 +11,14 @@
             <p>you have been invited to the project '{{ membership.project }}'.</p>
             <p>If you want to join to this project go to <a href="{{ final_url }}">this link</a>
                for accept this invitation.</p>
+
+            {% if membership.invitation_extra_text %}
+            <p>
+            Some words from your Taiga Ambassador:<br/>
+            {{ membership.invitation_extra_text }}
+            </p>
+            {% endif %}
+
         </td>
     </tr>
 </table>
diff --git a/taiga/projects/templates/emails/membership_invitation-body-text.jinja b/taiga/projects/templates/emails/membership_invitation-body-text.jinja
index 8802a0a4..c08ae538 100644
--- a/taiga/projects/templates/emails/membership_invitation-body-text.jinja
+++ b/taiga/projects/templates/emails/membership_invitation-body-text.jinja
@@ -7,5 +7,12 @@ you have been invited to the project '{{ membership.project }}'.
 
 If you want to join to this project go to {{ final_url }} for accept this invitation.
 
+{% if membership.invitation_extra_text %}
+
+Some words from your Taiga Ambassador:
+
+{{ membership.invitation_extra_text }}
+
+{% endif %}
 
 ** More info at ({{ final_url }}) **
diff --git a/tests/integration/test_memberships.py b/tests/integration/test_memberships.py
index 389f1fe2..c717cbbf 100644
--- a/tests/integration/test_memberships.py
+++ b/tests/integration/test_memberships.py
@@ -51,6 +51,29 @@ def test_api_create_bulk_members(client):
     assert response.data[0]["email"] == john.email
     assert response.data[1]["email"] == joseph.email
 
+def test_api_create_bulk_members_with_extra_text(client, outbox):
+    project = f.ProjectFactory()
+    tester = f.RoleFactory(project=project, name="Tester")
+    url = reverse("memberships-bulk-create")
+
+    invitation_extra_text = "this is a not so random invitation text"
+    data = {
+        "project_id": project.id,
+        "bulk_memberships": [
+            {"role_id": tester.pk, "email": "john@email.com"},
+        ],
+        "invitation_extra_text": invitation_extra_text
+    }
+    client.login(project.owner)
+    response = client.json.post(url, json.dumps(data))
+
+    assert response.status_code == 200
+    assert response.data[0]["email"] == "john@email.com"
+
+    message = outbox[0]
+    assert len(outbox) == 1
+    assert message.to == ["john@email.com"]
+    assert "this is a not so random invitation text" in message.body
 
 def test_api_resend_invitation(client, outbox):
     invitation = f.create_invitation()