diff --git a/.gitignore b/.gitignore
index 99c2aef..e797b49 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,4 +7,4 @@ music/migrations/__pycache__/
 api/__pycache__/
 music/tests/__pycache__/
 music/views/__pycache__/
-db.sqlite3
\ No newline at end of file
+/db.sqlite3
diff --git a/timelaps/migrations/0009_params_comment.py b/timelaps/migrations/0009_params_comment.py
new file mode 100644
index 0000000..4f6a59a
--- /dev/null
+++ b/timelaps/migrations/0009_params_comment.py
@@ -0,0 +1,19 @@
+# Generated by Django 2.0.3 on 2019-04-18 17:15
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('timelaps', '0008_auto_20190418_0018'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='params',
+            name='comment',
+            field=models.CharField(default=0, max_length=250),
+            preserve_default=False,
+        ),
+    ]
diff --git a/timelaps/urls.py b/timelaps/urls.py
index c1ab240..4d0a86e 100644
--- a/timelaps/urls.py
+++ b/timelaps/urls.py
@@ -1,7 +1,9 @@
 from django.urls import path
-from .views import ListCreateDriversView, DriversDetailView, KartsDetailView, ListCreateKartsView, ParamsDetailView#, ListCreateRulesView, RulesDetailView, \
-    #ListCreateKartsView, KartsDetailView, ListCreateRelaysView, RelaysDetailView, ListCreateRacesView, \
-    #RacesDetailView
+from .views import ListCreateDriversView, DriversDetailView, KartsDetailView, ListCreateKartsView, \
+    ParamsDetailView, ListCreateRelaysView, RelaysDetailView
+# , ListCreateRulesView, RulesDetailView, \
+# ListCreateKartsView, KartsDetailView, ListCreateRelaysView, RelaysDetailView, ListCreateRacesView, \
+# RacesDetailView
 
 urlpatterns = [
     path('drivers/', ListCreateDriversView.as_view(), name="drivers-list-create"),
@@ -11,9 +13,9 @@ urlpatterns = [
     # path('karts/<int:pk>/', KartsDetailView.as_view(), name="karts-detail"),
     # path('rules/', ListCreateRulesView.as_view(), name="rules-list-create"),
     path('params/<int:pk>/', ParamsDetailView.as_view(), name="rules-detail"),
-    # path('relays/', ListCreateRelaysView.as_view(), name="relays-list-create"),
+    path('relays/', ListCreateRelaysView.as_view(), name="relays-list-create"),
     # path('relaysbykart/<int:pk>/', RelaysDetailView.as_view(), name="relays-detail"),
-    # path('relays/<int:pk>/', RelaysDetailView.as_view(), name="relays-detail"),
+    path('relays/<int:pk>/', RelaysDetailView.as_view(), name="relays-detail"),
     # path('races/', ListCreateRacesView.as_view(), name="races-list-create"),
     # path('races/<int:pk>/', RacesDetailView.as_view(), name="races-detail"),
 ]
diff --git a/timelaps/views.py b/timelaps/views.py
index 4b5ed5e..4825633 100644
--- a/timelaps/views.py
+++ b/timelaps/views.py
@@ -195,3 +195,72 @@ class ListCreateKartsView(generics.ListCreateAPIView):
             status=status.HTTP_201_CREATED
         )
 
+
+class ListCreateRelaysView(generics.ListCreateAPIView):
+    """
+    GET songs/
+    POST songs/
+    """
+    queryset = Relay.objects.all()
+    serializer_class = RelaySerializer
+
+    #@validate_request_driver_data
+    def post(self, request, *args, **kwargs):
+        a_kart = Relay.objects.create(
+            name=request.data["name"],
+            autonomy=request.data["autonomy"],
+            comment=request.data["comment"]
+        )
+        return Response(
+            data=RelaySerializer(a_kart).data,
+            status=status.HTTP_201_CREATED
+        )
+
+
+class RelaysDetailView(generics.ListAPIView):
+    """
+    Provides a get method handler.
+    """
+    queryset = Relay.objects.all()
+    serializer_class = RelaySerializer
+    #permission_classes = (permissions.IsAuthenticated,)
+
+    def get(self, request, *args, **kwargs):
+        try:
+            a_relay = self.queryset.get(pk=kwargs["pk"])
+            return Response(RelaySerializer(a_relay).data)
+        except Relay.DoesNotExist:
+            return Response(
+                data={
+                    "message": "Relay with id: {} does not exist".format(kwargs["pk"])
+                },
+                status=status.HTTP_404_NOT_FOUND
+            )
+
+    #@validate_request_driver_data
+    def put(self, request, *args, **kwargs):
+        try:
+            a_relay = self.queryset.get(pk=kwargs["pk"])
+            serializer = RelaySerializer(instance=a_relay, data=request.data, partial=True)
+            updated_relay = serializer.update(a_relay, request.data)
+            return Response(RelaySerializer(updated_relay).data)
+        except Relay.DoesNotExist:
+            return Response(
+                data={
+                    "message": "Relay with id: {} does not exist".format(kwargs["pk"])
+                },
+                status=status.HTTP_404_NOT_FOUND
+            )
+
+    def delete(self, request, *args, **kwargs):
+        try:
+            a_relay = self.queryset.get(pk=kwargs["pk"])
+            a_relay.delete()
+            return Response(status=status.HTTP_204_NO_CONTENT)
+        except Relay.DoesNotExist:
+            return Response(
+                data={
+                    "message": "Relay with id: {} does not exist".format(kwargs["pk"])
+                },
+                status=status.HTTP_404_NOT_FOUND
+            )