diff --git a/onsite_helper.py b/onsite_helper.py
new file mode 100644
index 0000000..68fc510
--- /dev/null
+++ b/onsite_helper.py
@@ -0,0 +1,110 @@
+import os
+import json
+import boto3
+import logging
+import requests
+from openai import OpenAI
+import azure.functions as func
+from twilio.rest import Client
+
+#------------------------------------#
+# Load environment variables
+#------------------------------------#
+SEC_PIN = os.environ["SECURITY_PIN"]
+
+#------------------------------------#
+# Twilio Client
+#------------------------------------#
+CLIENT = Client()
+
+#------------------------------------#
+# Initialize SQS client
+#------------------------------------#
+sqs = boto3.client('sqs')
+queue_url = os.environ["AMAZON_QUEUE_ENDPOINT"]
+
+def save_sms_to_sqs(sender, message, date_sent=None):
+    """
+    Save SMS message details into SQS queue.
+    """
+    try:
+        message_body = {
+            'sender': sender,
+            'message': message,
+            'date_sent': date_sent if date_sent else datetime.utcnow().isoformat()
+        }
+        response = sqs.send_message(
+            QueueUrl=queue_url,
+            MessageBody=json.dumps(message_body)
+        )
+        return f"Message from {sender} saved successfully."
+    except Exception as e:
+        logging.error(f"Error saving message to SQS: {e}")
+        return f"Error saving message. {e}"
+
+#------------------------------------#
+# Security check
+#------------------------------------#
+def process_incoming_message(PIN, incoming_message, send_to, send_from):
+    """
+    Generate a reply based on the incoming message.
+    
+    Parameters
+    ----------
+    PIN : str
+        Security PIN
+    incoming_message : str
+        Incoming message from Twilio
+    
+    Returns
+    -------
+    message : str
+        Reply message
+    """
+    if incoming_message.strip() == PIN:
+        return """Welcome to the new internal Hess Services SMS AI service.
+  - I can lookup general information about jobs, parts, sales orders,
+  - among others.
+  - Text 'about' to see this message again"""
+    else:
+        messages = CLIENT.messages.list(from_=send_to, to=send_from)
+        sent_pin = False
+        for message in messages:
+            if message.body.strip() == PIN:
+                sent_pin = True
+        if sent_pin:
+            follow_up_reply = get_follow_up_text(send_to=send_to,
+                                    send_from=send_from,
+                                    incoming_message=incoming_message)
+            return follow_up_reply
+        else:
+            return f"Please provide security PIN to continue."
+
+#------------------------------------#
+# Follow up text
+#------------------------------------#
+def get_follow_up_text(send_to, send_from, incoming_message):
+    """Send follow up text
+    
+    Parameters
+    ----------
+    send_to : str
+        Phone number to send text to
+    send_from : str
+        Phone number to send text from
+    incoming_message : str
+        Incoming message from Twilio
+        
+    Returns
+    -------
+    message : str
+        Response from the AI to the user
+    """
+    if incoming_message == 'about':
+        return """Welcome to the new Luis AI reminder assistant.
+    - I can schedule calls and text reminders for you.
+    - I can answer any questions, within reason.
+    - Text 'about' to see this message again"""
+    else:
+        result = save_sms_to_sqs(send_to, incoming_message)
+        return 'Processing reply...'
diff --git a/requirements.txt b/requirements.txt
index 1259cbd..7fe8182 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,3 +2,4 @@ azure-functions==1.17.0
 twilio==8.10.2
 openai==1.3.2
 sentry-sdk
+boto3==1.26.149
\ No newline at end of file
diff --git a/sms-helper/__init__.py b/sms-helper/__init__.py
index 373f703..bf15f62 100644
--- a/sms-helper/__init__.py
+++ b/sms-helper/__init__.py
@@ -3,8 +3,8 @@
 import sentry_sdk
 import azure.functions as func
 # import __app__.helper as helper
-# Use alternative helper to send less messages
-import __app__.alternative_helper as alternative_helper
+# import __app__.alternative_helper as alternative_helper
+import __app__.onsite_helper as onsite_helper
 from sentry_sdk.integrations.serverless import serverless_function
 
 #------------------------------------#
@@ -27,7 +27,9 @@ def main(req: func.HttpRequest) -> func.HttpResponse:
     send_from = req.params["To"]
     incoming_message = req.params["Body"].lower().strip()
 
-    # Reply to the user based on the incoming message
+    #--------------------------------------------------------------------------#
+    # Uncomment for use with helper.py
+    #--------------------------------------------------------------------------#
     # helper.process_incoming_message(os.environ["SECURITY_PIN"], 
     #                                     send_to, 
     #                                     send_from, 
@@ -38,12 +40,26 @@ def main(req: func.HttpRequest) -> func.HttpResponse:
     # )
     
     #--------------------------------------------------------------------------#
-    # To reduce the number of messages you could use the 'alternative_helper'
-    # This one returns the response message as the HttpResponse. 
+    # Uncomment for use with alternative_helper.py
+    # Reduces the number of messages send, returns the response message 
+    # as the HttpResponse. 
+    #--------------------------------------------------------------------------#
+    # pin = alternative_helper.SEC_PIN
+    # res = alternative_helper.process_incoming_message(PIN=pin,
+    #             incoming_message=incoming_message,
+    #             send_to=send_to,
+    #             send_from=send_from)
+    # return func.HttpResponse(res, status_code=200)
+
+    #--------------------------------------------------------------------------#
+    # Uncomment for use with onsite_helper.py
+    # This saves messages to AWS database, and then the messages are
+    # processed internally at HSI. This way we can reply with internal
+    # info + use local AI models + secure databases.
     #--------------------------------------------------------------------------#
-    pin = alternative_helper.SEC_PIN
-    res = alternative_helper.process_incoming_message(PIN=pin,
+    pin = onsite_helper.SEC_PIN
+    res = onsite_helper.process_incoming_message(PIN=pin,
                 incoming_message=incoming_message,
                 send_to=send_to,
                 send_from=send_from)
-    return func.HttpResponse(res, status_code=200)
+    return func.HttpResponse(res, status_code=200)
\ No newline at end of file