diff --git a/whats-open/api/admin.py b/whats-open/api/admin.py
index d49972fd02e36451bc3a3ba3235ca55f5c2a8045..a9cc5cb6544d8100bd6765fb3d288fbe10df2d3a 100644
--- a/whats-open/api/admin.py
+++ b/whats-open/api/admin.py
@@ -145,19 +145,24 @@ class FacilityAdmin(admin.ModelAdmin):
         return initial_data
 
 
-class OpenTimeInline(admin.StackedInline):
+class OpenTimeInline(admin.TabularInline):
     """
     A table of time periods that represent an "open time" for a Facility.
 
     https://docs.djangoproject.com/en/1.11/ref/contrib/admin/#django.contrib.admin.TabularInline
     """
-
     # Columns correspond to each attribute in the OpenTime table
     model = OpenTime
-    extra = 1
+    # 7 days of the week, so only have 7 rows
+    extra = 7
     # We are basically reordering things to look nicer to the user here
     fieldsets = (
-        (None, {"fields": (("start_day", "start_time"), ("end_day", "end_time"))}),
+        (None, {
+            'fields': (
+                ('start_day', 'start_time'),
+                ('end_day', 'end_time')
+            ),
+        }),
     )
 
 
diff --git a/whats-open/api/migrations/0006_auto_20190219_1729.py b/whats-open/api/migrations/0006_auto_20190219_1729.py
new file mode 100644
index 0000000000000000000000000000000000000000..21298ace236239b4aa690bdd8b9cf5b91a4b8311
--- /dev/null
+++ b/whats-open/api/migrations/0006_auto_20190219_1729.py
@@ -0,0 +1,18 @@
+# Generated by Django 2.0.10 on 2019-02-19 22:29
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('api', '0005_auto_20190129_1215'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='alert',
+            name='url',
+            field=models.URLField(blank=True, verbose_name='Reference URL'),
+        ),
+    ]
diff --git a/whats-open/api/models.py b/whats-open/api/models.py
index 8d1b3e374cae840b3521362d2e84a817d9b6aa27..bfdfcece2c23fd5842ed7798942db778e214aa99 100644
--- a/whats-open/api/models.py
+++ b/whats-open/api/models.py
@@ -423,7 +423,7 @@ class Alert(TimeStampedModel):
     # The text that is displayed that describes the Alert
     subject = models.CharField(max_length=130)
     body = models.TextField()
-    url = models.URLField("Reference URL", max_length=200)
+    url = models.URLField("Reference URL", max_length=200, blank=True)
 
     # The date + time that the alert will be start being served
     start_datetime = models.DateTimeField()