diff --git a/tom_dataproducts/admin.py b/tom_dataproducts/admin.py
index 1f78419c3..2cdcb3f87 100644
--- a/tom_dataproducts/admin.py
+++ b/tom_dataproducts/admin.py
@@ -1,6 +1,7 @@
 from django.contrib import admin
 
-from tom_dataproducts.models import DataProduct, DataProductGroup
+from tom_dataproducts.models import DataProduct, DataProductGroup, ReducedDatum
 
 admin.site.register(DataProduct)
 admin.site.register(DataProductGroup)
+admin.site.register(ReducedDatum)
diff --git a/tom_dataproducts/migrations/0012_alter_reduceddatum_data_product_and_more.py b/tom_dataproducts/migrations/0012_alter_reduceddatum_data_product_and_more.py
new file mode 100644
index 000000000..5696653f4
--- /dev/null
+++ b/tom_dataproducts/migrations/0012_alter_reduceddatum_data_product_and_more.py
@@ -0,0 +1,29 @@
+# Generated by Django 4.2.1 on 2023-10-23 22:03
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('tom_dataproducts', '0011_reduceddatum_message'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='reduceddatum',
+            name='data_product',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, to='tom_dataproducts.dataproduct'),
+        ),
+        migrations.AlterField(
+            model_name='reduceddatum',
+            name='source_location',
+            field=models.CharField(blank=True, default='', max_length=200),
+        ),
+        migrations.AlterField(
+            model_name='reduceddatum',
+            name='source_name',
+            field=models.CharField(blank=True, default='', max_length=100),
+        ),
+    ]
diff --git a/tom_dataproducts/models.py b/tom_dataproducts/models.py
index 6e2664471..1aa3da09f 100644
--- a/tom_dataproducts/models.py
+++ b/tom_dataproducts/models.py
@@ -336,8 +336,8 @@ class ReducedDatum(models.Model):
         max_length=100,
         default=''
     )
-    source_name = models.CharField(max_length=100, default='')
-    source_location = models.CharField(max_length=200, default='')
+    source_name = models.CharField(max_length=100, default='', blank=True)
+    source_location = models.CharField(max_length=200, default='', blank=True)
     timestamp = models.DateTimeField(null=False, blank=False, default=datetime.now, db_index=True)
     value = models.JSONField(null=False, blank=False)
     message = models.ManyToManyField(AlertStreamMessage)
diff --git a/tom_dataproducts/sharing.py b/tom_dataproducts/sharing.py
index d85c3524c..ae9d23980 100644
--- a/tom_dataproducts/sharing.py
+++ b/tom_dataproducts/sharing.py
@@ -144,10 +144,11 @@ def share_data_with_tom(share_destination, form_data, product_id=None, target_id
                 serialized_data['data_product'] = ''
                 if not serialized_data['source_name']:
                     serialized_data['source_name'] = settings.TOM_NAME
-                    serialized_data['source_location'] = "TOM-TOM Direct Sharing"
+                    serialized_data['source_location'] = f"ReducedDatum shared from " \
+                                                         f"<{settings.TOM_NAME}.url>/api/reduceddatums/{datum.id}/"
                 response = requests.post(reduced_datums_url, json=serialized_data, headers=headers, auth=auth)
                 response_codes.append(response.status_code)
-        failed_data_count = response_codes.count(500)
+        failed_data_count = len([rc for rc in response_codes if rc >= 300])
         if failed_data_count < len(response_codes):
             return {'message': f'{len(response_codes)-failed_data_count} of {len(response_codes)} '
                                'datums successfully saved.'}
diff --git a/tom_dataproducts/templates/tom_dataproducts/partials/dataproduct_list_for_target.html b/tom_dataproducts/templates/tom_dataproducts/partials/dataproduct_list_for_target.html
index eb119fd8a..4c7331e5c 100644
--- a/tom_dataproducts/templates/tom_dataproducts/partials/dataproduct_list_for_target.html
+++ b/tom_dataproducts/templates/tom_dataproducts/partials/dataproduct_list_for_target.html
@@ -31,7 +31,7 @@ <h4>Data</h4>
       </td>
       <td>
         {% if sharing_destinations %}
-          <button type="button" class="btn btn-info" data-toggle="collapse" data-target="#share-{{ forloop.counter }}">Publish</button>
+          <button type="button" class="btn btn-info" data-toggle="collapse" data-target="#share-{{ forloop.counter }}">Share</button>
         {% else %}
           <p>Not Configured</p>
         {% endif %}
diff --git a/tom_dataproducts/templates/tom_dataproducts/partials/share_target_data.html b/tom_dataproducts/templates/tom_dataproducts/partials/share_target_data.html
index bcccaabc4..33d8deffe 100644
--- a/tom_dataproducts/templates/tom_dataproducts/partials/share_target_data.html
+++ b/tom_dataproducts/templates/tom_dataproducts/partials/share_target_data.html
@@ -3,7 +3,7 @@
 {% load tom_common_extras %}
 <div class="card" style="margin-top:1rem; margin-bottom:1rem;">
     <div class="card-header">
-      Publish Data for {{ target.name }}:
+      Share Data for {{ target.name }}:
     </div>
     {% if sharing_destinations %}
     <form method="POST" action="{% url 'tom_dataproducts:share_all' tg_pk=target.id %}" enctype="multipart/form-data">
diff --git a/tom_dataproducts/templatetags/dataproduct_extras.py b/tom_dataproducts/templatetags/dataproduct_extras.py
index 59cbc1894..7c237b5e2 100644
--- a/tom_dataproducts/templatetags/dataproduct_extras.py
+++ b/tom_dataproducts/templatetags/dataproduct_extras.py
@@ -127,7 +127,7 @@ def upload_dataproduct(context, obj):
 @register.inclusion_tag('tom_dataproducts/partials/share_target_data.html', takes_context=True)
 def share_data(context, target):
     """
-    Publish data to Hermes
+    Share data to Hermes or another TOM
     """
 
     initial = {'submitter': context['request'].user,
diff --git a/tom_dataproducts/tests/test_api.py b/tom_dataproducts/tests/test_api.py
index 5bb39b4d8..2ad4bc694 100644
--- a/tom_dataproducts/tests/test_api.py
+++ b/tom_dataproducts/tests/test_api.py
@@ -141,3 +141,19 @@ def test_upload_same_reduced_datum_twice(self):
         self.client.post(reverse('api:reduceddatums-list'), self.rd_data, format='json')
         rd_queryset = ReducedDatum.objects.all()
         self.assertEqual(rd_queryset.count(), 2)
+
+    def test_upload_reduced_datum_no_sharing_location(self):
+        """
+        Test that a reduced datum can be uploaded without a source_location.
+        """
+        del self.rd_data['source_location']
+        response = self.client.post(reverse('api:reduceddatums-list'), self.rd_data, format='json')
+        self.assertEqual(response.status_code, status.HTTP_201_CREATED)
+
+    def test_upload_reduced_datum_no_sharing_name(self):
+        """
+        Test that a reduced datum can be uploaded without a source_name.
+        """
+        del self.rd_data['source_name']
+        response = self.client.post(reverse('api:reduceddatums-list'), self.rd_data, format='json')
+        self.assertEqual(response.status_code, status.HTTP_201_CREATED)
diff --git a/tom_dataproducts/tests/tests.py b/tom_dataproducts/tests/tests.py
index a06d39245..eae6b4cc4 100644
--- a/tom_dataproducts/tests/tests.py
+++ b/tom_dataproducts/tests/tests.py
@@ -748,3 +748,73 @@ def test_share_reduced_datums_valid_responses(self):
             follow=True
         )
         self.assertContains(response, '2 of 2 datums successfully saved.')
+
+    @responses.activate
+    def test_share_reduced_datums_invalid_responses(self):
+        share_destination = 'local_host'
+        destination_tom_base_url = settings.DATA_SHARING[share_destination]['BASE_URL']
+
+        rsp1 = responses.Response(
+            method="GET",
+            url=destination_tom_base_url + 'api/targets/',
+            json={"results": [{'id': 1}]},
+            status=200
+        )
+        responses.add(rsp1)
+        responses.add(
+            responses.GET,
+            "http://hermes-dev.lco.global/api/v0/profile/",
+            json={"error": "not found"},
+            status=404,
+        )
+
+        sharing_dict = {
+            'share_authors': ['test_author'],
+            'target': self.target.id,
+            'submitter': ['test_submitter'],
+            'share_destination': [share_destination],
+            'share_title': ['Updated data for thingy.'],
+            'share_message': ['test_message'],
+            'share-box': [1, 2]
+        }
+        # Check 500 error
+        responses.add(
+            responses.POST,
+            destination_tom_base_url + 'api/reduceddatums/',
+            json={},
+            status=500,
+        )
+        response = self.client.post(
+            reverse('dataproducts:share_all', kwargs={'tg_pk': self.target.id}),
+            sharing_dict,
+            follow=True
+        )
+        self.assertContains(response, 'No valid data shared. These data may already exist in target TOM.')
+
+        # Check 400 error
+        responses.add(
+            responses.POST,
+            destination_tom_base_url + 'api/reduceddatums/',
+            json={},
+            status=400,
+        )
+        response = self.client.post(
+            reverse('dataproducts:share_all', kwargs={'tg_pk': self.target.id}),
+            sharing_dict,
+            follow=True
+        )
+        self.assertContains(response, 'No valid data shared. These data may already exist in target TOM.')
+
+        # Check 300 error
+        responses.add(
+            responses.POST,
+            destination_tom_base_url + 'api/reduceddatums/',
+            json={},
+            status=300,
+        )
+        response = self.client.post(
+            reverse('dataproducts:share_all', kwargs={'tg_pk': self.target.id}),
+            sharing_dict,
+            follow=True
+        )
+        self.assertContains(response, 'No valid data shared. These data may already exist in target TOM.')