diff --git a/admin/server/controllers/systems.js b/admin/server/controllers/systems.js
index 6075de4..05d5ac7 100644
--- a/admin/server/controllers/systems.js
+++ b/admin/server/controllers/systems.js
@@ -13,6 +13,7 @@ exports.isLoggedIn = function (req, res, next) {
 
 // -------------------------------------------
 
+
 exports.listActiveUsers = async function (req,res,next) {
   if (!req.user.admin) {
     res.status(401);
@@ -53,7 +54,7 @@ exports.listUserSystems = async function (req,res,next) {
   if (!req.user.admin) {
     res.status(401);
     res.json({ success: false, message: "Not Authorized" });
-    return; 
+    return;
   }
   const users = await User.find({}, "_id email firstName lastName lastLogin");
   let list = [];
@@ -63,7 +64,7 @@ exports.listUserSystems = async function (req,res,next) {
     const userId = new mongoose.Types.ObjectId(user._id);
     const systems = await System.find({ userId: userId }, "name shortName description systemType city state county country lastActive");
 
-    user["systems"] = systems; 
+    user["systems"] = systems;
     list.push(user);
   }
   res.json(list);
@@ -72,9 +73,9 @@ exports.listUserSystems = async function (req,res,next) {
 
 exports.listAllSystems = async function (req, res, next) {
   if (!req.user.admin) {
-      res.status(401);
-      res.json({ success: false, message: "Not Authorized" });
-      return; 
+    res.status(401);
+    res.json({ success: false, message: "Not Authorized" });
+    return;
   }
 
   const systems = await System.find().exec();
@@ -97,6 +98,7 @@ exports.listAllSystems = async function (req, res, next) {
       userId,
       key,
       showScreenName,
+      allowContact,
       ignoreUnknownTalkgroup,
       lastActive,
       active
@@ -112,6 +114,7 @@ exports.listAllSystems = async function (req, res, next) {
       userId,
       key,
       showScreenName,
+      allowContact,
       ignoreUnknownTalkgroup,
       lastActive,
       active
@@ -159,6 +162,7 @@ exports.listSystems = async function (req, res, next) {
       userId,
       key,
       showScreenName,
+      allowContact,
       ignoreUnknownTalkgroup
     }) => ({
       name,
@@ -172,6 +176,7 @@ exports.listSystems = async function (req, res, next) {
       userId,
       key,
       showScreenName,
+      allowContact,
       ignoreUnknownTalkgroup
     }))(obj);
     if (obj.showScreenName) {
@@ -345,6 +350,8 @@ exports.uniqueShortName = async function (req, res, next) {
 
 // -------------------------------------------
 
+// All the values you want to use here need to be copied over in validateSystem()
+
 exports.updateSystem = async function (req, res, next) {
 
   res.locals.system.name = res.locals.name;
@@ -355,6 +362,7 @@ exports.updateSystem = async function (req, res, next) {
   res.locals.system.description = res.locals.description;
   res.locals.system.systemType = res.locals.systemType;
   res.locals.system.showScreenName = res.locals.showScreenName;
+  res.locals.system.allowContact = res.locals.allowContact;
   res.locals.system.ignoreUnknownTalkgroup = res.locals.ignoreUnknownTalkgroup;
 
 
@@ -378,6 +386,7 @@ exports.updateSystem = async function (req, res, next) {
     userId,
     key,
     showScreenName,
+    allowContact,
     ignoreUnknownTalkgroup
   }) => ({
     name,
@@ -391,6 +400,7 @@ exports.updateSystem = async function (req, res, next) {
     userId,
     key,
     showScreenName,
+    allowContact,
     ignoreUnknownTalkgroup
   }))(res.locals.system);
   returnSys.id = res.locals.system._id;
@@ -406,6 +416,7 @@ exports.validateSystem = async function (req, res, next) {
   try {
     res.locals.showScreenName = req.body.showScreenName;
     res.locals.ignoreUnknownTalkgroup = req.body.ignoreUnknownTalkgroup;
+    res.locals.allowContact = req.body.allowContact;
     if (!req.body.name || (req.body.name.length < 2)) {
       console.error("ERROR: Validate System - req.body.name");
       res.status(500)
@@ -542,6 +553,7 @@ exports.createSystem = async function (req, res, next) {
     county,
     country,
     showScreenName,
+    allowContact,
     ignoreUnknownTalkgroup
   }) => ({
     name,
@@ -553,6 +565,7 @@ exports.createSystem = async function (req, res, next) {
     county,
     country,
     showScreenName,
+    allowContact,
     ignoreUnknownTalkgroup
   }))(res.locals);
   system.key = key;
@@ -579,6 +592,7 @@ exports.createSystem = async function (req, res, next) {
     country,
     userId,
     showScreenName,
+    allowContact,
     ignoreUnknownTalkgroup,
     key
   }) => ({
@@ -592,6 +606,7 @@ exports.createSystem = async function (req, res, next) {
     country,
     userId,
     showScreenName,
+    allowContact,
     ignoreUnknownTalkgroup,
     key
   }))(newSys);
diff --git a/admin/server/models/system.js b/admin/server/models/system.js
index dc9fc8f..b19efe9 100644
--- a/admin/server/models/system.js
+++ b/admin/server/models/system.js
@@ -12,6 +12,10 @@ var systemSchema = mongoose.Schema({
   state: String,
   description: String,
   showScreenName: Boolean,
+  allowContact: {
+		type: Boolean,
+		default: true
+	},
   ignoreUnknownTalkgroup : Boolean,
   active: {type: Boolean, default: false},
   lastActive: Date,
diff --git a/admin/src/System/SystemForm.js b/admin/src/System/SystemForm.js
index 4b87991..73d29fc 100644
--- a/admin/src/System/SystemForm.js
+++ b/admin/src/System/SystemForm.js
@@ -24,6 +24,7 @@ const SystemForm = (props) => {
   const [county, setCounty] = useState("");
   const [country, setCountry] = useState("");
   const [showScreenName, setShowScreenName] = useState(false);
+  const [allowContact, setAllowContact] = useState(true);
   const [ignoreUnknownTalkgroup, setIgnoreUnknownTalkgroup] = useState(false);
   const [nameError, setNameError] = useState(false);
   const [shortNameError, setShortNameError] = useState(false);
@@ -45,6 +46,7 @@ const SystemForm = (props) => {
       setCounty(props.system.county);
       setCountry(props.system.country);
       setShowScreenName(props.system.showScreenName);
+      setAllowContact(props.system.allowContact);
       setIgnoreUnknownTalkgroup(props.system.ignoreUnknownTalkgroup);
     }
   }, [props.system, props.isEditing]);
@@ -128,6 +130,12 @@ const SystemForm = (props) => {
     return error;
   }
 
+
+  const handleAllowContactCheckboxChange = () => {
+    setAllowContact((current) => !current);
+  }
+
+
   const handleScreenNameCheckboxChange = () => {
     setShowScreenName((current) => !current);
   }
@@ -150,6 +158,7 @@ const SystemForm = (props) => {
         county,
         country,
         showScreenName,
+        allowContact,
         ignoreUnknownTalkgroup
       };
       props.onSubmit(system);
@@ -272,6 +281,12 @@ const SystemForm = (props) => {
             checked={showScreenName}
             label="Display Screen Name in System Listing" />
         </Form.Field>
+        <Form.Field>
+          <Checkbox
+            onChange={handleAllowContactCheckboxChange}
+            checked={allowContact}
+            label="Allow Users to Contact you via a Web Form. They will not get your email address unless you write them back." />
+        </Form.Field>
         <Form.Field>
           <Checkbox
             onChange={handleTalkgroupCheckboxChange}
diff --git a/backend/controllers/systems.js b/backend/controllers/systems.js
index db2533e..b709124 100644
--- a/backend/controllers/systems.js
+++ b/backend/controllers/systems.js
@@ -1,11 +1,107 @@
 var mongoose = require("mongoose");
 var User = require("../models/user");
 var System = require("../models/system");
+const Mailjet = require('node-mailjet');
+
+var admin_email = process.env['REACT_APP_ADMIN_EMAIL'] != null ? process.env['REACT_APP_ADMIN_EMAIL'] : "luke@openmhz.com";
+var admin_server = process.env['REACT_APP_ADMIN_SERVER'] != null ? process.env['REACT_APP_ADMIN_SERVER'] : "https://admin.openmhz.com";
+var site_name = process.env['REACT_APP_SITE_NAME'] != null ? process.env['REACT_APP_SITE_NAME'] : "OpenMHz";
+
+const mailjet = new Mailjet({
+  apiKey: process.env['MAILJET_KEY'],
+  apiSecret: process.env['MAILJET_SECRET']
+});
+
+exports.contact_system = async function(req, res) {
+  var system = await System.findOne({
+    shortName: req.params.shortName.toLowerCase()
+  }).catch(err => {
+    res.status(500);
+    res.json({
+      success: false,
+      message: err
+    });
+    return;
+  });
+  if (!system) {
+    console.error("[contact_system] The Short Name does not exist: " + req.params.shortName.toLowerCase());
+    res.status(500);
+    res.json({
+      success: false,
+      message: "That Short Name does not exist."
+    });
+    return;
+  }
+  if (!system.allowContact) {
+    console.error("[contact_system] This System does not allow user to contact the owner: " + req.params.shortName.toLowerCase());
+    res.status(500);
+    res.json({
+      success: false,
+      message: "This System does not allow user to contact the owner."
+    });
+    return;
+  }
+  const user = await User.findById(system.userId).exec();
+  if (!user) {
+    console.error("[contact_system] System User does not exist: " + req.params.shortName.toLowerCase());
+    res.status(500);
+    res.json({
+      success: false,
+      message: "System User does not exist."
+    });
+    return;
+  }
+
+  console.log(user);
+  let message = "Thank you for contributing a feed to OpenMHz. A user has sent in a message about this feed:\n\n-------------------------------\n"
+  message = message + "User Name: " + req.body.name + "\n";
+  message = message + "User Email: " + req.body.email + "\n-------------------------------\n";
+  message = message + "Message:\n" + req.body.message +  "\n-------------------------------\n\n";
+  message = message + "If you wish to stop receiving User Messages for this System:\n - goto the Admin for " + site_name + ": " + admin_server + "\n - find this System\n - Update it and turn off this Allow Contact option."
+  const request = mailjet.post("send", {
+    version: "v3.1"
+  }).request({
+    Messages: [{
+      From: {
+        Email: admin_email,
+        Name: site_name + " Admin"
+      },
+      To: [{
+        Email: user.email,
+        Name: user.firstName + " " + user.lastName
+      },{
+        Email: admin_email,
+        Name: site_name + " Admin"
+      }],
+      Subject: site_name + " - " + system.shortName + " - " + " User Comment",
+      TextPart: message
+     }]
+  });
+  request.then(result => {
+      console.log(`User Comment sent to: ${user.email} for shortName: ${system.shortName}`)
+      res.json({
+        success: true
+      });
+    })
+    .catch(err => {
+      console.error(err.statusCode);
+      console.error(err);
+      res.status(500);
+      res.json({
+        success: false,
+        message: err
+      });
+      return;
+    });
+
+
+}
 
 exports.get_systems = async function (req, res) {
   let fromDate = new Date(Date.now() - 60 * 60 * 24 * 30 * 1000);
   const results = await System.find({lastActive: {$gte: fromDate}}).populate('userId', "screenName").catch( err => {
      console.error("Error - get_systems: " + err.message);
+     res.status(500);
       res.json({
         success: false,
         message: err
@@ -31,6 +127,7 @@ exports.get_systems = async function (req, res) {
         lastActive: results[result].lastActive,
         callAvg: results[result].callAvg,
         description: results[result].description,
+        allowContact: results[result].allowContact,
         clientCount: clientCount
       }
       if (results[result].showScreenName && results[result].userId) {
diff --git a/backend/index.js b/backend/index.js
index b167f77..5cd0877 100644
--- a/backend/index.js
+++ b/backend/index.js
@@ -116,6 +116,7 @@ app.post('/:shortName/upload', upload.single('call'), uploads.upload, async func
 
 /*------    SYSTEMS   ----------*/
 app.get('/systems', addSystemClients, systems.get_systems);
+app.post('/:shortName/contact', systems.contact_system);
 
 /*------    TALKGROUPS   ----------*/
 app.get('/:shortName/talkgroups', talkgroups.get_talkgroups);
@@ -249,6 +250,13 @@ io.sockets.on('connection', function (client) {
       clients[client.id].filterType = String(data.filterType);
       clients[client.id].talkgroupNums = [];
       clients[client.id].timestamp = new Date();
+
+      if (typeof clients[client.id].filterCode != "string") {
+        console.error("Error - Socket - Invalid filterCode: " + data.filterCode + " ShortName: " + data.shortName.toLowerCase());
+        delete clients[client.id];
+        return;
+      }
+
       if ((data.filterType == "group") && (data.filterCode.indexOf(',') == -1)) {
         if (!ObjectId.isValid(data.filterCode)) {
           console.error("Error - Socket - Invalid Group ID: " + data.filterCode);
diff --git a/backend/models/system.js b/backend/models/system.js
index 1ebaed4..a22127f 100644
--- a/backend/models/system.js
+++ b/backend/models/system.js
@@ -12,6 +12,10 @@ var systemSchema = mongoose.Schema({
   state: String,
   description: String,
   showScreenName: Boolean,
+  allowContact: {
+		type: Boolean,
+		default: true
+	},
   callAvg: Number,
   callCount: Number,
   ignoreUnknownTalkgroup : Boolean,
diff --git a/backend/package.json b/backend/package.json
index cb0ed81..580af82 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -22,6 +22,7 @@
     "ffprobe-static": "3.1.0",
     "find-remove": "4.1.0",
     "get-folder-size": "^4.0.0",
+    "node-mailjet": "6.0.2",
     "mkdirp": "^2.1.6",
     "mongodb": "5.2.0",
     "mongoose": "7.0.3",
diff --git a/docker-compose.yml b/docker-compose.yml
index e4d128a..157ee44 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -51,6 +51,10 @@ services:
     pid: "host"
     environment:
       - MONGO_NODE_DRIVER_HOST=mongo
+      - MAILJET_KEY
+      - MAILJET_SECRET
+      - REACT_APP_ADMIN_EMAIL
+      - REACT_APP_SITE_NAME
       - NODE_ENV
       - REACT_APP_BACKEND_SERVER
       - REACT_APP_ADMIN_SERVER
diff --git a/frontend/src/System/ContactModal.js b/frontend/src/System/ContactModal.js
new file mode 100644
index 0000000..c606a8e
--- /dev/null
+++ b/frontend/src/System/ContactModal.js
@@ -0,0 +1,97 @@
+import {useState} from 'react';
+import {
+  Modal,
+  Button,
+  Icon,
+  List,
+  Form,
+  Grid
+} from "semantic-ui-react";
+import { useContactSystemMutation } from '../features/api/apiSlice'
+
+function ContactModal(props) {
+
+  const [contactSystem, { isLoading }] = useContactSystemMutation()
+  const {system, onClose} = props;
+  const [email, setEmail] = useState(false);
+  const [name, setName] = useState(false);
+  const [error, setError] = useState(false);
+  const [message, setMessage] = useState(false);
+
+  const handleSubmit = async () => {
+    if ((!name || name.length < 3) || (!email || email.length < 3) || (!message || message.length < 3)) {
+      setError("Please fill out your Name, Email and a Message with something useful");
+    } else {
+
+      const body = {
+        name,
+        email,
+        message
+      }
+      try {
+        const shortName = system.shortName;
+        const returned = await contactSystem({body,shortName}).unwrap();
+        console.log(returned);
+        setName(false);
+        setEmail(false);
+        setMessage(false);
+        onClose();
+    } catch (submitError) {
+        console.error(error)
+        setError(submitError);
+      // you can handle errors here if you want to
+    }
+      
+
+    }
+  }
+  
+
+  return (
+    <Modal open={props.open} onClose={onClose} size='large' >
+      <Modal.Header>Contact Feed Contributer</Modal.Header>
+      <Modal.Content>
+        <Modal.Description>
+        <Grid columns={2} divided>
+        <Grid.Row>
+           <Grid.Column width={6}>
+            <p>The radio systems on OpenMHz are contributed by people from around the world.</p> <p>Use this form to contact the contributer for the <span style={{fontWeight: "bold"}}>{system.name}</span> system regarding:
+            <List as='ul'>
+              <List.Item as='li'>Outages</List.Item>
+              <List.Item as='li'>Audio quality</List.Item>
+              <List.Item as='li'>Talkgroup updates</List.Item>
+              <List.Item as='li'>Thanks & appreciation</List.Item>
+            </List>
+            </p>
+            <p>If you have general questions about OpenMHz send me an email, </p>
+            <p> - Luke  <a href="mailto:luke@robotastic.com?Subject=OpenMHz" target="_top">luke@robotastic.com</a>  </p>
+
+            </Grid.Column>
+            <Grid.Column width={10}>
+              <Form>
+              <Form.Group widths='equal'>
+          <Form.Input fluid label='Name' placeholder='Name' onChange={e => setName(e.target.value)}/>
+          <Form.Input fluid label='Email' placeholder='Email' onChange={e => setEmail(e.target.value)} />
+              </Form.Group>
+              <Form.TextArea label='Message' placeholder='Provide feedback to the Feed Contributer' onChange={e => setMessage(e.target.value)} />
+              </Form>
+            </Grid.Column>
+          </Grid.Row>
+        </Grid>
+        </Modal.Description>
+      </Modal.Content>
+      <Modal.Actions>
+      <Button onClick={(e) => onClose()} >
+          Cancel
+        </Button>
+        <Button onClick={(e) => {handleSubmit(); e.stopPropagation();}} >
+          Send
+        </Button>
+      </Modal.Actions>
+    </Modal>
+
+  )
+
+}
+
+export default ContactModal;
diff --git a/frontend/src/System/InternationList.js b/frontend/src/System/InternationList.js
index 35138fd..f09e3cc 100644
--- a/frontend/src/System/InternationList.js
+++ b/frontend/src/System/InternationList.js
@@ -6,7 +6,7 @@ import { useNavigate } from 'react-router-dom'
 import SystemCard from "./SystemCard";
 
 
-const InternationList = (other) => {
+const InternationList = (other, onContactClick) => {
     
     const navigate = useNavigate();
     let international = [];
@@ -15,7 +15,7 @@ const InternationList = (other) => {
         <Card.Group itemsPerRow={4} stackable={true}>
             {other &&
                 other.map((system) => {
-                    return <SystemCard system={system} key={system.shortName} onClick={(e) => navigate("/system/" + system.shortName)} />
+                    return <SystemCard system={system} key={system.shortName} onClick={(e) => navigate("/system/" + system.shortName)} onContactClick={onContactClick} />
                 })}
         </Card.Group>
     ))
diff --git a/frontend/src/System/ListSystems.js b/frontend/src/System/ListSystems.js
index 5b99cb2..0e46f36 100644
--- a/frontend/src/System/ListSystems.js
+++ b/frontend/src/System/ListSystems.js
@@ -1,6 +1,6 @@
-import { Component, useRef } from "react";
+import { Component, useRef, useState } from "react";
 import { Link, useNavigate } from 'react-router-dom'
-
+import ContactModal from "./ContactModal";
 import { useSelector, useDispatch } from 'react-redux'
 import {
   Container,
@@ -24,7 +24,8 @@ import InternationList from "./InternationList";
 // ----------------------------------------------------
 
 const ListSystems = (props) => {
-
+  const [contactVisible, setContactVisible] = useState(false);
+  const [contactSystem, setContactSystem] = useState(false);
   const { data: systems, isSuccess } = useGetSystemsQuery();
   //const systems = useSelector(selectActiveSystems)
   const contextRef = useRef();
@@ -45,13 +46,19 @@ const ListSystems = (props) => {
     }
   }
 
+  const handleContactClick = (system) => {
+    setContactSystem(system);
+    setContactVisible(true);
+  };
+  
   const stateList = StateLinkList(states);
-  const systemsByState = SystemsByState(states);
-  const international = InternationList(other);
+  const systemsByState = SystemsByState(states, handleContactClick);
+  const international = InternationList(other, handleContactClick);
 
   return (
     <div ref={contextRef}>
       <NavBar />
+      <ContactModal system={contactSystem} open={contactVisible} onClose={()=> setContactVisible(false)}/>
       <Container >
         <Divider horizontal style={{ paddingTop: "5em", paddingBottom: "2em" }}><Header as="h1">Radio Systems<Icon name='rss' /></Header></Divider>
         <Grid centered columns={2}>
diff --git a/frontend/src/System/SystemCard.js b/frontend/src/System/SystemCard.js
index eb779a2..3504f3d 100644
--- a/frontend/src/System/SystemCard.js
+++ b/frontend/src/System/SystemCard.js
@@ -1,4 +1,4 @@
-import React, { Component } from "react";
+import React, { Component, useState } from "react";
 import {
   Card,
   Icon,
@@ -7,15 +7,26 @@ import {
 } from "semantic-ui-react";
 
 
-class SystemCard extends Component {
-
-  render() {
+function SystemCard (props) {
+  
+    const {system, keepShort, onClick, onContactClick} = props;
     var location = "";
-    const system = this.props.system;
     var clientCount = "";
     var callAvg = "";
-    var description = system.description;
-    if (this.props.keepShort && (description.length > 100)) {
+    const description = system.description;
+
+
+
+    const handleContactClick = (event) => {
+      event.stopPropagation();
+      onContactClick(system);
+    }
+
+    const onCardClick = (event) => {
+      onClick();
+    }
+
+    if (keepShort && (description.length > 100)) {
       description = description.substring(0, 96) + "...";
     }
     if (system.callAvg) {
@@ -75,7 +86,7 @@ class SystemCard extends Component {
       }
     }
     return (
-      <Card link onClick={this.props.onClick} raised={true} centered={true} >
+      <Card link onClick={onCardClick} raised={true} centered={true} >
         <Card.Content>
           <Card.Header >{system.name}</Card.Header>
           <Card.Meta>{location} </Card.Meta>
@@ -84,6 +95,7 @@ class SystemCard extends Component {
             <Grid.Row>
                 <Grid.Column >
                 {system.screenName && <Label size="mini"><Icon name='user' /> {system.screenName}</Label>}
+                {/*system.allowContact && <Label size="mini" onClick={handleContactClick}><Icon name='mail' />Message</Label>*/}
                 </Grid.Column>
               </Grid.Row>
               <Grid.Row>
@@ -99,7 +111,6 @@ class SystemCard extends Component {
         </Card.Content>
       </Card>
     );
-  }
 }
 
 export default SystemCard;
diff --git a/frontend/src/System/SystemsByState.js b/frontend/src/System/SystemsByState.js
index 65a5629..5ef6b8e 100644
--- a/frontend/src/System/SystemsByState.js
+++ b/frontend/src/System/SystemsByState.js
@@ -6,7 +6,7 @@ import { useNavigate } from 'react-router-dom'
 import SystemCard from "./SystemCard";
 
 
-const SystemsByState = (states) => {
+const SystemsByState = (states, onContactClick) => {
     const navigate = useNavigate();
     let systemsByState = [];
 
@@ -23,7 +23,7 @@ const SystemsByState = (states) => {
                 <Card.Group  key={"group-" +state} itemsPerRow={4} stackable={true}>
                     {states[state] &&
                         states[state].map((system) => {
-                            return <SystemCard system={system} key={system.shortName} onClick={(e) => navigate("/system/" + system.shortName)} />
+                            return <SystemCard system={system} key={system.shortName} onClick={(e) => navigate("/system/" + system.shortName)} onContactClick={onContactClick} />
                         })}
                 </Card.Group>
             ))
diff --git a/frontend/src/features/api/apiSlice.js b/frontend/src/features/api/apiSlice.js
index c256cae..5e36386 100644
--- a/frontend/src/features/api/apiSlice.js
+++ b/frontend/src/features/api/apiSlice.js
@@ -54,10 +54,19 @@ export const apiSlice = createApi({
                 method: 'POST',
                 body: initialEvent
             })
+        }),
+        contactSystem: builder.mutation({
+            query: (args) => {
+                const {shortName, body} = args;
+                return {
+                url: `/${shortName}/contact`,
+                method: 'POST',
+                body: body
+            }}
         })
 
     })
 })
 
 // Export the auto-generated hook for the `getPosts` query endpoint
-export const { useGetGroupsQuery, useGetSystemsQuery, useGetTalkgroupsQuery, useGetStatsQuery, useGetEventsQuery, useGetEventQuery, useAddNewEventMutation } = apiSlice
+export const { useGetGroupsQuery, useGetSystemsQuery, useGetTalkgroupsQuery, useGetStatsQuery, useGetEventsQuery, useGetEventQuery, useAddNewEventMutation, useContactSystemMutation } = apiSlice