diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..5c1eadf
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+laundry_notifier/laundry_notifier.conf
+
diff --git a/laundry_notifier/run.py b/laundry_notifier/run.py
index 90bc4c3..7d3d9d6 100644
--- a/laundry_notifier/run.py
+++ b/laundry_notifier/run.py
@@ -1,4 +1,4 @@
-import configparse
+import configparser
 import math
 import smtplib
 import time
@@ -21,9 +21,10 @@ Ianonavy Bot
 """
 G_RANGE = 2
 INTERVAL = 0.005  # seconds
-WINDOW_SIZE = 40  # intervals
-THRESHOLD = 0.003  # G's
+WINDOW_SIZE = 400  # intervals
+THRESHOLD = 0.025  # G's
 MAX_NOTIFICATION_FREQUENCY = 60  # seconds
+CONFIG_FILE_PATH = '/home/pi/laundry-notifier/laundry_notifier/laundry_notifier.conf'
 
 
 def average(s):
@@ -39,7 +40,7 @@ def stdev(s):
 
 
 def notify_user(recipient_email_address):
-    print("Alerting " + recipient_email_address)
+    log("Alerting " + recipient_email_address)
 
     msg = MIMEText(ALERT_EMAIL_TEXT)
 
@@ -68,7 +69,7 @@ def enqueue(sliding_window, item):
 def amplitude_stdev(sliding_window):
     standard_deviations = {}
     for key in ('x', 'y', 'z'):
-        values = [instance[key] for instance in sliding_window]
+        values = [measurement[key] for measurement in sliding_window]
         standard_deviations[key] = stdev(values)
     return standard_deviations
 
@@ -77,19 +78,22 @@ def send_notifications(last_notification_sent_at, iftttkey):
     seconds_since_last_notification = \
         (datetime.now() - last_notification_sent_at).seconds
     # Log the time notifications were sent
-    print(seconds_since_last_notification)
+    log("Sending notification after %ds" % seconds_since_last_notification)
     # limit frequency of notifications
     if seconds_since_last_notification > MAX_NOTIFICATION_FREQUENCY:
         [notify_user(email) for email in RECIPIENT_EMAILS]
         # Notify if this, then that
-        requests.get('https://maker.ifttt.com/trigger/{event}/with/key/%s'
+        requests.get(
+            'https://maker.ifttt.com/trigger/laundry_done/with/key/%s'
             % iftttkey)
         return datetime.now()
     return last_notification_sent_at
 
 
 def main():
-    config = configparser.ConfigParser().read('laundry_notifier.conf')
+    log('started laundry notifier')
+    config = configparser.ConfigParser()
+    config.read(CONFIG_FILE_PATH)
     iftttkey = config['notifications']['ifttt_key']
     with MMA8452Q() as accelerometer:
         # Configure accelerometer
@@ -108,20 +112,27 @@ def main():
             g_values = accelerometer.get_xyz()
             enqueue(sliding_window, g_values)
             sliding_stdev = amplitude_stdev(sliding_window)
-            print(sliding_stdev, dryer_state)  # for debugging
-            # don't send emails right at the beginning
             if g_values:
                 if sliding_stdev['x'] < THRESHOLD:
+                    # Notify recipients on state transitions from 'on' to 'off'
                     if dryer_state == 'on':
+                        log('Dryer turned off; sliding stdev is %f' % sliding_stdev['x'])
                         last_notification_sent_at = send_notifications(
                             last_notification_sent_at,
                             iftttkey)
                     dryer_state = 'off'
                 else:
+                    # Log state transitions from 'off' to 'on'
+                    if dryer_state == 'off':
+                        log('Dryer turned on; sliding stdev is %f' % sliding_stdev['x'])
                     dryer_state = 'on'
 
             time.sleep(INTERVAL)
 
 
+def log(message):
+    print('%s\t%s' % (datetime.isoformat(datetime.now()), message))
+
+
 if __name__ == '__main__':
     main()