diff --git a/daylight-trigger.py b/daylight-trigger.py
index 113a99e..323846e 100755
--- a/daylight-trigger.py
+++ b/daylight-trigger.py
@@ -9,6 +9,9 @@
 # For example:
 # $ daylight-trigger <bridge IP> <token> -s 50 -l 24
 #
+# Follow the steps at the Hue Developer site to get the username/token
+# https://developers.meethue.com/develop/get-started-2/
+#
 # Requires:
 #   - Python >3.6
 #
diff --git a/get-lights.py b/get-lights.py
index d8659b9..43660ad 100755
--- a/get-lights.py
+++ b/get-lights.py
@@ -4,6 +4,12 @@
 # Version 1.0 - 20191028
 #
 # Get all light IDs
+#       
+# For example:
+# $ get-lights.py <bridge IP> <token>
+#
+# Follow the steps at the Hue Developer site to get the username/token
+# https://developers.meethue.com/develop/get-started-2/
 #
 # Requires:
 #   - Python >3.6
@@ -12,8 +18,6 @@ import argparse
 import ssl
 import urllib.request
 import json
-import re
-import collections
 
 parser = argparse.ArgumentParser(description="Get all sensors from Hue Bridge")
 parser.add_argument("bridge", type=str, help="Hue Bridge IP")
diff --git a/get-sensors.py b/get-sensors.py
index 8a358a6..d656a29 100755
--- a/get-sensors.py
+++ b/get-sensors.py
@@ -5,6 +5,12 @@
 #
 # Get all sensor IDs (ZLLPresence, ZLLLightLevel and ZLLTemperature)
 # grouped by ZLLPresence name
+#       
+# For example:
+# $ get-sensors.py <bridge IP> <token>
+#
+# Follow the steps at the Hue Developer site to get the username/token
+# https://developers.meethue.com/develop/get-started-2/
 #
 # Requires:
 #   - Python >3.6