diff --git a/usr/bin/spoc-app b/usr/bin/spoc-app
index 7a6db99..14a152f 100755
--- a/usr/bin/spoc-app
+++ b/usr/bin/spoc-app
@@ -63,11 +63,15 @@ def uninstall(app_name):
 
 def start(app_name):
     # Start all application containers
-    App(app_name).start()
+    queue = ActionQueue()
+    queue.start_app(App(app_name))
+    queue.process()
 
 def stop(app_name):
     # Stop all application containers
-    App(app_name).stop()
+    queue = ActionQueue()
+    queue.stop_app(App(app_name))
+    queue.process()
 
 def status(app_name):
     # Print status of all application containers
diff --git a/usr/lib/python3.8/spoc/app.py b/usr/lib/python3.8/spoc/app.py
index ca9d5ab..4df7a76 100644
--- a/usr/lib/python3.8/spoc/app.py
+++ b/usr/lib/python3.8/spoc/app.py
@@ -133,15 +133,23 @@ class App:
         except FileNotFoundError:
             pass
 
-    def start(self):
+    def start(self, observer=None):
         # Start all application containers
+        if observer:
+            observer.units_total = len(self.containers)
         for container in self.containers:
             container.start()
+            if observer:
+                observer.units_done += 1
 
-    def stop(self):
+    def stop(self, observer=None):
         # Stop all application containers
+        if observer:
+            observer.units_total = len(self.containers)
         for container in self.containers:
             container.stop()
+            if observer:
+                observer.units_done += 1
 
     def status(self):
         # Return status fo all application containers
diff --git a/usr/lib/python3.8/spoc/cli.py b/usr/lib/python3.8/spoc/cli.py
index a22f765..dab4be6 100644
--- a/usr/lib/python3.8/spoc/cli.py
+++ b/usr/lib/python3.8/spoc/cli.py
@@ -54,6 +54,12 @@ class ActionQueue:
     def uninstall_app(self, app):
         self.queue.append(ActionItem(f'Uninstalling application {app.name}', app.uninstall))
 
+    def start_app(self, app):
+        self.queue.append(ActionItem(f'Starting application {app.name}', app.start))
+
+    def stop_app(self, app):
+        self.queue.append(ActionItem(f'Stopping application {app.name}', app.stop))
+
     def process(self):
         index = 0
         queue_length = len(self.queue)