diff --git a/domain/shoppingbasket/scheduler/scheduler.go b/domain/shoppingbasket/scheduler/scheduler.go
new file mode 100644
index 00000000..99cd92b4
--- /dev/null
+++ b/domain/shoppingbasket/scheduler/scheduler.go
@@ -0,0 +1,5 @@
+package scheduler
+
+// TODO: implement cron job or scheduler
+// To check the expiration time in the MYSQL database and change the shopping cart status to expired
+// and clear the cart from the cache
diff --git a/shoppingbasketapp/delivery/consumer/consumer.go b/shoppingbasketapp/delivery/consumer/consumer.go
new file mode 100644
index 00000000..02e42032
--- /dev/null
+++ b/shoppingbasketapp/delivery/consumer/consumer.go
@@ -0,0 +1,5 @@
+package consumer
+
+// TODO: implement subscriber or consumer
+// When the shopping cart is successfully paid
+// the service waits for a message in the broker to change the cart status to paid and clear it from the cache.