diff --git a/refresher/refresher.py b/refresher/refresher.py
index 204967d..29881ed 100644
--- a/refresher/refresher.py
+++ b/refresher/refresher.py
@@ -1,16 +1,18 @@
-import sys
-
-sys.path.append("..")
+import logging
 from time import sleep
+
+from core.config import refresher_delay
 from db_layer.capturas_interface import capturas_interface
 from db_layer.capturing_tasks_interface import capturing_interface
-from core.config import refresher_delay
-from core import my_logger
-import logging
 
 
 class Refresher:
-    def start(self):
+    @staticmethod
+    def start() -> None:
+        """
+        Execute main flow.
+        :return: None
+        """
 
         while True:
             sleep(refresher_delay)
@@ -28,12 +30,9 @@ class Refresher:
         :param html: HTML del anuncio en string.
         :return: True si esta dado de baja, False si no.
         """
-        try:
-            if ":-|" in html or "El anunciante lo dio de baja" in html:
-                return True
-            else:
-                return False
-        except TypeError:
+        if "anunciante" in html and "baja" in html:
+            return True
+        else:
             return False