diff --git a/person_detection/app.py b/person_detection/app.py
index 443fbde..5cf454b 100644
--- a/person_detection/app.py
+++ b/person_detection/app.py
@@ -65,6 +65,7 @@
     args.add_argument("--labels", help="Optional. Path to labels mapping file", default=None, type=str)
     args.add_argument("-pt", "--prob_threshold", help="Optional. Probability threshold for detections filtering",
                       default=0.5, type=float)
+    args.add_argument("--idle", action='store_true', help="Idle if no clients connected")
 
     return parser
 
diff --git a/person_detection/base_camera.py b/person_detection/base_camera.py
index 88a1e0e..90a2474 100644
--- a/person_detection/base_camera.py
+++ b/person_detection/base_camera.py
@@ -56,10 +56,12 @@
     frame = {} # current frame is stored here by background thread
     last_access = {}  # time of last client access to the camera
     event = {}
+    idle = False  # if True, stops thread if no client connected
 
-    def __init__(self, device=None):
+    def __init__(self, device=None, idle=False):
         """Start the background camera thread if it isn't running yet."""
         self.device = device
+        self.idle = idle
         BaseCamera.event[self.device] = CameraEvent()
         if self.device not in BaseCamera.thread:
             BaseCamera.thread[self.device] = None
@@ -96,10 +98,12 @@
             BaseCamera.event[device].set()  # send signal to clients
             time.sleep(0)
 
-            # if there hasn't been any clients asking for frames in
-            # the last 10 seconds then stop the thread
-            if time.time() - BaseCamera.last_access[device] > 10:
-                frames_iterator.close()
-                print('Stopping camera thread due to inactivity.')
-                break
+            if self.idle:
+                # if there hasn't been any clients asking for frames in
+                # the last 10 seconds then stop the thread
+                if time.time() - BaseCamera.last_access[device] > 10:
+                    frames_iterator.close()
+                    print('Stopping camera thread due to inactivity.')
+                    break
+
         BaseCamera.thread[device] = None
diff --git a/person_detection/person_detection.py b/person_detection/person_detection.py
index 3d1fe80..29aef27 100644
--- a/person_detection/person_detection.py
+++ b/person_detection/person_detection.py
@@ -15,6 +15,7 @@
 from openvino.inference_engine import IECore
 from base_camera import BaseCamera
 
+DEFAULT_PROB_THRESH = 0.5
 
 def build_argparser():
     parser = ArgumentParser(add_help=False)
@@ -35,13 +36,14 @@
                            "Default value is CPU", default="CPU", type=str)
     args.add_argument("--labels", help="Optional. Path to labels mapping file", default=None, type=str)
     args.add_argument("-pt", "--prob_threshold", help="Optional. Probability threshold for detections filtering",
-                      default=0.5, type=float)
+                      default=DEFAULT_PROB_THRESH, type=float)
     args.add_argument("-ns", help='No show output', action='store_true')
 
     return parser
 
 
 class Camera(BaseCamera):
+    prob_threshold = DEFAULT_PROB_THRESH
 
     def __init__(self, device, args):
         log.basicConfig(format="[ %(levelname)s ] %(message)s", level=log.INFO, stream=sys.stdout)
@@ -81,8 +83,9 @@
             self.labels_map = None
 
         self.args = args
+        self.prob_threshold = args.prob_threshold
 
-        super(Camera, self).__init__(device)
+        super(Camera, self).__init__(device, args.idle)
 
     def __del__(self):
         self.cap.release()
@@ -145,7 +148,7 @@
 
                 for obj in res[0][0]:
                     # Draw only objects when probability more than specified threshold
-                    if obj[2] > self.args.prob_threshold:
+                    if obj[2] > self.prob_threshold:
                         xmin = int(obj[3] * initial_w)
                         ymin = int(obj[4] * initial_h)
                         xmax = int(obj[5] * initial_w)