diff --git a/src/EyesAndEars.UWP/EyesAndEars.UWP/EyesAndEars.UWP.csproj b/src/EyesAndEars.UWP/EyesAndEars.UWP/EyesAndEars.UWP.csproj
index 358c4ae..b6e9457 100644
--- a/src/EyesAndEars.UWP/EyesAndEars.UWP/EyesAndEars.UWP.csproj
+++ b/src/EyesAndEars.UWP/EyesAndEars.UWP/EyesAndEars.UWP.csproj
@@ -19,9 +19,9 @@
     <WindowsXamlEnableOverview>true</WindowsXamlEnableOverview>
     <AppxPackageSigningEnabled>True</AppxPackageSigningEnabled>
     <GenerateAppInstallerFile>False</GenerateAppInstallerFile>
-    <PackageCertificateKeyFile>EyesAndEars.UWP_TemporaryKey.pfx</PackageCertificateKeyFile>
-    <PackageCertificateThumbprint>
-    </PackageCertificateThumbprint>
+    <PackageCertificateKeyFile>
+    </PackageCertificateKeyFile>
+    <PackageCertificateThumbprint>DAE20EE5240091F7E98C03948A35781171CB1005</PackageCertificateThumbprint>
     <AppxPackageSigningTimestampDigestAlgorithm>SHA256</AppxPackageSigningTimestampDigestAlgorithm>
     <AppxAutoIncrementPackageRevision>False</AppxAutoIncrementPackageRevision>
     <GenerateTestArtifacts>True</GenerateTestArtifacts>
diff --git a/src/EyesAndEars.UWP/EyesAndEars.UWP/MainPage.xaml b/src/EyesAndEars.UWP/EyesAndEars.UWP/MainPage.xaml
index 757992b..68fbd7e 100644
--- a/src/EyesAndEars.UWP/EyesAndEars.UWP/MainPage.xaml
+++ b/src/EyesAndEars.UWP/EyesAndEars.UWP/MainPage.xaml
@@ -12,6 +12,7 @@
 
         <Grid.RowDefinitions>
             <RowDefinition Height="96"/>
+            <RowDefinition Height="Auto"/>
             <RowDefinition Height="*"/>
             <RowDefinition Height="Auto"/>
         </Grid.RowDefinitions>
@@ -25,10 +26,17 @@
                    Text="{x:Bind _vm.CurrentTime, Mode=OneWay, FallbackValue=00}"
                    Margin="0" Padding="0"/>
 
-        <StackPanel Grid.Row="0" Orientation="Horizontal"
+        <Rectangle Fill="White" Width="92" Height="92" HorizontalAlignment="Left"
+                   RadiusX="46" RadiusY="46"
+                   />
+
+        <StackPanel Grid.Row="0" Orientation="Horizontal" Margin="2,0,0,0"
                     VerticalAlignment="Top">
+            <MediaElement Name="AudioUpdater" AutoPlay="True"/>
+            
             <Image Grid.Column="0" Width="88" Height="88" VerticalAlignment="Center"
                    Source="Images\logo.png"/>
+            
             <StackPanel Padding="8,0">
                 <TextBlock Text="Return to Ritherdon Project" FontSize="40"/>
                 <StackPanel Orientation="Horizontal">
@@ -40,7 +48,7 @@
             </StackPanel>
         </StackPanel>
 
-        <Grid Grid.Row="1" Margin="0,12">
+        <Grid Grid.Row="1" Margin="0,12,0,0">
 
             <Grid.ColumnDefinitions>
                 <ColumnDefinition Width="Auto"/>
@@ -55,7 +63,8 @@
 
             <Grid x:Name="Factory1Grid" Grid.Row="0" Grid.Column="0"
                   Background="{x:Bind _vm.Device1.StatusColour, Mode=OneWay,
-                FallbackValue=Pink}"  Margin="0,0,0,12" Width="300" Height="300">
+                FallbackValue=Pink}"  Margin="0,0,0,12" Width="300" Height="300"
+                  CornerRadius="10">
                 <StackPanel Margin="12" VerticalAlignment="Stretch">
                     <TextBlock x:Name="Factory1Time"
                                Text="{x:Bind _vm.Device1.LatestReading.time,
@@ -72,7 +81,8 @@
 
             <Grid x:Name="Factory2Grid" Grid.Row="0" Grid.Column="1"
                   Background="{x:Bind _vm.Device2.StatusColour, Mode=OneWay,
-                FallbackValue=Orange}" Margin="12,0,12,12" Width="300" Height="300">
+                FallbackValue=Orange}" Margin="12,0,12,12" Width="300" Height="300"
+                  CornerRadius="10">
                 <StackPanel Margin="12" VerticalAlignment="Stretch">
                     <TextBlock x:Name="Factory2Time" Foreground="White" FontSize="24"
                                Text="{x:Bind _vm.Device2.LatestReading.time,
@@ -88,28 +98,33 @@
 
             <Grid Grid.Row="0" Grid.Column="2" Grid.RowSpan="2">
                 <StackPanel Orientation="Vertical">
-                    <StackPanel Orientation="Horizontal">
-                        <Rectangle Fill="LightSeaGreen" Width="92" Height="52"/>
+                    <StackPanel Orientation="Horizontal" Margin="0,0,0,5">
+                        <Rectangle Fill="LightSeaGreen" Width="92" Height="52"
+                                   RadiusX="5" RadiusY="5"/>
                         <TextBlock Text="Device is on" FontSize="42"
                                    VerticalAlignment="Center" Margin="12,0"/>
                     </StackPanel>
-                    <StackPanel Orientation="Horizontal">
-                        <Rectangle Fill="DarkSeaGreen" Width="92" Height="52"/>
+                    <StackPanel Orientation="Horizontal" Margin="0,0,0,5">
+                        <Rectangle Fill="DarkSeaGreen" Width="92" Height="52"
+                                   RadiusX="5" RadiusY="5"/>
                         <TextBlock Text="Welding detected" FontSize="42"
                                    VerticalAlignment="Center" Margin="12,0"/>
                     </StackPanel>
-                    <StackPanel Orientation="Horizontal">
-                        <Rectangle Fill="LightSkyBlue" Width="92" Height="52"/>
+                    <StackPanel Orientation="Horizontal" Margin="0,0,0,5">
+                        <Rectangle Fill="LightSkyBlue" Width="92" Height="52"
+                                   RadiusX="5" RadiusY="5"/>
                         <TextBlock Text="Low light in factory" FontSize="42"
                                    VerticalAlignment="Center" Margin="12,0"/>
                     </StackPanel>
-                    <StackPanel Orientation="Horizontal">
-                        <Rectangle Fill="DarkOrange" Width="92" Height="52"/>
+                    <StackPanel Orientation="Horizontal" Margin="0,0,0,5">
+                        <Rectangle Fill="DarkOrange" Width="92" Height="52"
+                                   RadiusX="5" RadiusY="5"/>
                         <TextBlock Text="Unable to retrieve data" FontSize="42"
                                    VerticalAlignment="Center" Margin="12,0"/>
                     </StackPanel>
-                    <StackPanel Orientation="Horizontal">
-                        <Rectangle Fill="DarkRed" Width="92" Height="52"/>
+                    <StackPanel Orientation="Horizontal" Margin="0,0,0,5">
+                        <Rectangle Fill="DarkRed" Width="92" Height="52"
+                                   RadiusX="5" RadiusY="5"/>
                         <TextBlock Text="Device is off" FontSize="42"
                                    VerticalAlignment="Center" Margin="12,0"/>
                     </StackPanel>
@@ -120,8 +135,8 @@
                     <TextBlock Text="Dashboard updates at slower rate than devices."
                                FontSize="18" Margin="0" Foreground="SlateGray"
                                VerticalAlignment="Center"/>
-                    </StackPanel>
-                
+                </StackPanel>
+
             </Grid>
             <!-- This device is not in use. Uncomment if becomes available. -->
             <!--<Grid x:Name="Factory3Grid" Grid.Row="0" Grid.Column="2"
@@ -143,7 +158,8 @@
 
             <Grid x:Name="Gallery1Grid" Grid.Row="1" Grid.Column="0"
                   Background="{x:Bind _vm.Device4.StatusColour, Mode=OneWay,
-                FallbackValue=Pink}" Margin="0,0,0,12" Width="300" Height="150">
+                FallbackValue=Pink}" Margin="0,0,0,12" Width="300" Height="150"
+                  CornerRadius="10">
                 <StackPanel Margin="12" VerticalAlignment="Bottom">
                     <TextBlock x:Name="Gallery1Time" Foreground="White" 
                                Text="{x:Bind _vm.Device4.LatestStatus.time,
@@ -159,7 +175,8 @@
 
             <Grid x:Name="Gallery2Grid" Grid.Row="1" Grid.Column="1"
                   Background="{x:Bind _vm.Device5.StatusColour, Mode=OneWay,
-                FallbackValue=Pink}" Margin="0,0,0,12" Width="300" Height="150">
+                FallbackValue=Pink}" Margin="0,0,0,12" Width="300" Height="150"
+                  CornerRadius="10">
                 <StackPanel Margin="12" VerticalAlignment="Bottom">
                     <TextBlock x:Name="Gallery2Time" Foreground="White" FontSize="24"
                                Text="{x:Bind _vm.Device5.LatestStatus.time,
@@ -193,33 +210,52 @@
 
         </Grid>
 
-        <Grid Grid.Row="2" Margin="0">
+        <Grid Grid.Row="2" Margin="0,0,0,8">
+            <ScrollViewer x:Name="LogViewer" VerticalScrollBarVisibility="Visible"
+                          HorizontalScrollMode="Disabled" Margin="0"
+                          VerticalScrollMode="Enabled">
+                <RichTextBlock x:Name="Logs" FontSize="16" FontFamily="Consolas">
+                </RichTextBlock>
+            </ScrollViewer>
+        </Grid>
+
+        <Grid Grid.Row="3" Margin="0">
 
             <Grid.ColumnDefinitions>
-                <ColumnDefinition Width="Auto"/>
+                <ColumnDefinition Width="113"/>
+                <ColumnDefinition Width="45"/>
                 <ColumnDefinition Width="*" MinWidth="350"/>
                 <ColumnDefinition Width="Auto"/>
             </Grid.ColumnDefinitions>
 
-            <HyperlinkButton x:Name="InfoButton" Grid.Column="0"
+            <StackPanel Orientation="Horizontal" Grid.Column="0" Grid.ColumnSpan="2">
+
+                <ToggleButton x:Name="LogToggle" FontFamily="Segoe MDL2 Assets"
+                        Content="&#xE8BC;" HorizontalAlignment="Right"
+                          VerticalAlignment="Top" FontSize="28"
+                          Height="79" Width="79"
+                          Unchecked="LogToggle_Unchecked"
+                          Checked="LogToggle_Checked"
+                          IsChecked="False"/>
+
+                <HyperlinkButton x:Name="InfoButton" Grid.Column="0"
                              NavigateUri="http://www.nicolaellis.com"
                              FontFamily="Segoe MDL2 Assets" Content="&#xE946;"
                              Height="79" Width="79" VerticalAlignment="Center"
                              HorizontalAlignment="Left" FontSize="28"
                              ToolTipService.Placement="Mouse"
                              ToolTipService.ToolTip="This is a link to a webpage with information about Nicola and the project."/>
+            </StackPanel>
 
-            <TextBox x:Name="WebAddressBox" Grid.Column="1" FontSize="26"
-                     Text="{x:Bind _vm.BaseURL , Mode=TwoWay}"
-                     Padding="20" TextAlignment="Left"
-                     HorizontalAlignment="Stretch" TextWrapping="NoWrap"
-                     Margin="0" VerticalAlignment="Center"
+            <TextBox x:Name="WebAddressBox" Grid.Column="2" FontSize="26"
+                     Text="{x:Bind _vm.BaseURL, Mode=TwoWay}"
+                     Padding="20" TextAlignment="Left" TextWrapping="NoWrap" VerticalAlignment="Center"
                      HorizontalContentAlignment="Left"
                      ToolTipService.Placement="Mouse"
                      ToolTipService.ToolTip="The base U.R.L. used to form the A.P.I. queries."
                      PlaceholderText="Enter the base U.R.L. here..." />
 
-            <StackPanel Orientation="Horizontal" Grid.Column="2">
+            <StackPanel Orientation="Horizontal" Grid.Column="3">
                 <ToggleButton x:Name="PlayButton" FontFamily="Segoe MDL2 Assets"
                               Content="&#xE71A;" Height="79" Width="79"
                               VerticalAlignment="Center" FontSize="28"
diff --git a/src/EyesAndEars.UWP/EyesAndEars.UWP/MainPage.xaml.cs b/src/EyesAndEars.UWP/EyesAndEars.UWP/MainPage.xaml.cs
index 2c49050..c6da27b 100644
--- a/src/EyesAndEars.UWP/EyesAndEars.UWP/MainPage.xaml.cs
+++ b/src/EyesAndEars.UWP/EyesAndEars.UWP/MainPage.xaml.cs
@@ -2,6 +2,7 @@
 using EyesAndEars.UWP.ViewModels;
 using System;
 using Windows.ApplicationModel;
+using Windows.Media.SpeechSynthesis;
 using Windows.UI.Xaml;
 using Windows.UI.Xaml.Controls;
 
@@ -11,6 +12,7 @@ namespace EyesAndEars.UWP {
 
         MainPageVM _vm = new MainPageVM();
         DispatcherTimer _dispatcherTimer = new DispatcherTimer();
+        bool _logData;
 
         public MainPage() {
             InitializeComponent();
@@ -35,7 +37,7 @@ namespace EyesAndEars.UWP {
             _vm.Device4 = DataServices.CreateFallBackDevice(4);
             _vm.Device5 = DataServices.CreateFallBackDevice(5);
             // _vm.Device6 = DataServices.CreateFallBackDevice(6);
-            _vm.CurrentTime = DateTime.UtcNow.ToShortTimeString();
+            _vm.CurrentTime = DataServices.SetCurrentTime();
             DataContext = _vm;
         }
 
@@ -50,13 +52,17 @@ namespace EyesAndEars.UWP {
             var url = _vm.BaseURL;
             if (!string.IsNullOrEmpty(url)) {
                 // Devices 3 and 6 are not in use.
-                _vm.Device1 = await DataServices.UpdateDevice(url, 1);
-                _vm.Device2 = await DataServices.UpdateDevice(url, 2);
+                _vm.Device1 = await DataServices.UpdateDevice
+                    (url, 1, Logs, _vm.Device1.LatestStatus.status, AudioUpdater, _logData);
+                _vm.Device2 = await DataServices.UpdateDevice
+                    (url, 2, Logs, _vm.Device2.LatestStatus.status, AudioUpdater, _logData);
                 // _vm.Device3 = await DataServices.UpdateDevice(url, 3);
-                _vm.Device4 = await DataServices.UpdateDevice(url, 4);
-                _vm.Device5 = await DataServices.UpdateDevice(url, 5);
+                _vm.Device4 = await DataServices.UpdateDevice
+                    (url, 4, Logs, _vm.Device4.LatestStatus.status, AudioUpdater, _logData);
+                _vm.Device5 = await DataServices.UpdateDevice
+                    (url, 5, Logs, _vm.Device5.LatestStatus.status, AudioUpdater, _logData);
                 // _vm.Device6 = await DataServices.UpdateDevice(url, 6);
-                _vm.CurrentTime = DateTime.UtcNow.ToShortTimeString();
+                _vm.CurrentTime = DataServices.SetCurrentTime();
             }
             else {
                 IntialiseDataContext();
@@ -76,5 +82,14 @@ namespace EyesAndEars.UWP {
             PlayButton.Content = "\uE71A";
             _dispatcherTimer.Start();
         }
+
+        private void LogToggle_Unchecked(object sender, RoutedEventArgs e) {
+            _logData = false;
+            Logs.Blocks.Clear();
+        }
+
+        private void LogToggle_Checked(object sender, RoutedEventArgs e) {
+            _logData = true;
+        }
     }
 }
diff --git a/src/EyesAndEars.UWP/EyesAndEars.UWP/Package.appxmanifest b/src/EyesAndEars.UWP/EyesAndEars.UWP/Package.appxmanifest
index fda27fb..680dd61 100644
--- a/src/EyesAndEars.UWP/EyesAndEars.UWP/Package.appxmanifest
+++ b/src/EyesAndEars.UWP/EyesAndEars.UWP/Package.appxmanifest
@@ -9,7 +9,7 @@
   <Identity
     Name="55acd946-60d4-4776-b6c6-03fef750e3da"
     Publisher="CN=Craig Oates"
-    Version="2020.1.14.0" />
+    Version="2021.5.3.0" />
 
   <mp:PhoneIdentity PhoneProductId="55acd946-60d4-4776-b6c6-03fef750e3da" PhonePublisherId="00000000-0000-0000-0000-000000000000"/>
 
diff --git a/src/EyesAndEars.UWP/EyesAndEars.UWP/Services/DataServices.cs b/src/EyesAndEars.UWP/EyesAndEars.UWP/Services/DataServices.cs
index b93de54..e3bd735 100644
--- a/src/EyesAndEars.UWP/EyesAndEars.UWP/Services/DataServices.cs
+++ b/src/EyesAndEars.UWP/EyesAndEars.UWP/Services/DataServices.cs
@@ -6,11 +6,25 @@ using System.Threading.Tasks;
 using Windows.Storage;
 using Windows.UI;
 using Windows.UI.Xaml.Media;
+using Windows.UI.Xaml.Controls;
+using Windows.UI.Xaml.Documents;
+using Windows.UI.Text;
+using Windows.Media.SpeechSynthesis;
 
 namespace EyesAndEars.UWP.Services {
     public static class DataServices {
 
-        public static async Task<Device> UpdateDevice(string url, int deviceId) {
+        static SpeechSynthesizer _synth = new SpeechSynthesizer();
+
+        public static string SetCurrentTime() {
+            var zone = TimeZoneInfo.Local;
+            var britishZone = TimeZoneInfo.FindSystemTimeZoneById(zone.Id);
+            var newDate = TimeZoneInfo.ConvertTime(DateTime.Now, TimeZoneInfo.Local, britishZone);
+            return newDate.ToShortTimeString();
+        }
+
+        public static async Task<Device> UpdateDevice(string url, int deviceId,
+            RichTextBlock logs, string currentStatus, MediaElement audioUpdater, bool _logData) {
             try {
                 var id = MapFactoryDeviceToGalleyDevice(deviceId); // Has note.
                 var readingAPI = $"{url}/api/readings/latest/{id}";
@@ -19,8 +33,11 @@ namespace EyesAndEars.UWP.Services {
                 var statusJSON = await WebServices.GetJSON(statusAPI);
                 var r = MapToLightReading(readingJSON);
                 var s = MapToDeviceStatus(statusJSON);
-                var c = UpdateStatusColour(s.status, r.reading);
-                return new Device(deviceId, r, s, c);
+                var c = UpdateStatusColour(deviceId, s.status, r.reading);
+                var dev = new Device(deviceId, r, s, c);
+                if(_logData == true) LogUpdate(logs, dev);
+                NotifyAnyStatusChanges(currentStatus, dev, audioUpdater);
+                return dev;
             }
             catch (Exception e) {
                 Debug.WriteLine(e.Message);
@@ -28,38 +45,89 @@ namespace EyesAndEars.UWP.Services {
             }
         }
 
-        static SolidColorBrush UpdateStatusColour(string status, int reading) {
+        private static async void NotifyAnyStatusChanges(string currentStatus,
+            Device dev, MediaElement audioUpdater) {
+            if (currentStatus.Equals
+                (dev.LatestStatus.status, StringComparison.InvariantCulture)
+                != true) {
+                var stream = await _synth.SynthesizeTextToStreamAsync
+                    ($"{TranslateDeviceIdToDeviceName(dev)} {dev.LatestStatus.status}");
+                audioUpdater.SetSource(stream, stream.ContentType);
+                audioUpdater.Play();
+            }
+        }
+
+        private static string TranslateDeviceIdToDeviceName(Device dev) {
+            if (dev.Id == 1) return "factory1";
+            else if (dev.Id == 2) return "factory2";
+            else if (dev.Id == 4) return "gallery1";
+            else return "gallery2";
+        }
+
+        private static void LogUpdate(RichTextBlock logs, Device dev) {
+            // Devices 3 and 6 are not in use.
+            // string device = TranslateDeviceIdToDeviceName(dev);
+            Paragraph paragraph = new Paragraph();
+            var run1 = new Run {
+                FontWeight = FontWeights.Bold,
+                Text = $"{DateTime.Now} | "
+            };
+            var run2 = new Run {
+                Foreground = dev.StatusColour,
+                FontWeight = FontWeights.Bold,
+                Text = TranslateDeviceIdToDeviceName(dev)
+        };
+            var run3 = new Run {
+                Foreground = dev.StatusColour,
+                Text = $" | {dev.LatestReading.id} | {dev.LatestReading.reading} | " +
+                $"{dev.LatestStatus.status} | {dev.LatestReading.time}"
+            };
+            paragraph.Inlines.Add(run1);
+            paragraph.Inlines.Add(run2);
+            paragraph.Inlines.Add(run3);
+            logs.Blocks.Insert(0, paragraph);
+        }
+
+        private static SolidColorBrush UpdateStatusColour(int device, string status, int reading) {
             try {
                 if (status.Equals("on", StringComparison.OrdinalIgnoreCase)) {
-                    /* Note: Reading values breakdown.
-                     * =======================================
-                     * 1. When testing the light meters, the base line for normal
-                     * light is 48 or below. Anything above this is when one of
-                     * the guys in the factory was welding. Becuase of this,
-                     * I have set 0 to 48 as the 'default' status on the
-                     * dashboard.
-                     * 
-                     * 2. During testing we noticed the light meters would
-                     * return 'negative light' values. There is a reason for
-                     * this but that is out of the scope of this project. This
-                     * project just needs to process the data. The negative
-                     * light values are when the lights in the factory are off.
-                     * The light meter is still running but there is no light
-                     * to measure. So, everything is fine but it looks broken.
-                     * The 'LightSkyBlue' colour is used to help relay this
-                     * bit of information.
-                    */
-                    if (reading > 0 && reading < 48) // On but no weld detected.
-                        return new SolidColorBrush(Colors.LightSeaGreen);
-                    if (reading > 48) // On and weld detected.
-                        return new SolidColorBrush(Colors.DarkSeaGreen);
-                    else {
-                        // On but factory lights are off.
+
+                    /* Note: 'Negative Light' Levels.
+                     * ======================================================== 
+                     * The light meters will record 'negative light' values
+                     * when the factory lights are off. This does not mean
+                     * the light meters are not functioning properly. With that
+                     * said, this dashboard make it look like they are. Because
+                     * of this, the blocks in the dashboard will change to
+                     * 'LightSkyBlue' to help indicate the change is something
+                     * the system knows about and everything is fine -- nothing
+                     * is broken.
+                     */
+
+                    if (device == 1) {
+                        if (reading > 0 && reading <= 39) // No weld detected.
+                            return new SolidColorBrush(Colors.LightSeaGreen);
+                        if (reading > 38) // Weld detected.
+                            return new SolidColorBrush(Colors.DarkSeaGreen);
+                    }
+                    else if (device == 2) {
+                        if (reading > 0 && reading <= 48) // No weld detected.
+                            return new SolidColorBrush(Colors.LightSeaGreen);
+                        if (reading > 48) // Weld detected.
+                            return new SolidColorBrush(Colors.DarkSeaGreen);
+                    }
+                    else if (reading < 0) {
+                        // The device is on but factory lights are off.
                         return new SolidColorBrush(Colors.LightSkyBlue);
                     }
+                    // Indicate the gallery relays are on.
+                    return new SolidColorBrush(Colors.LightSeaGreen);
                 }
-                else return new SolidColorBrush(Colors.DarkRed);            }
+                // The device is off.
+                return new SolidColorBrush(Colors.DarkRed);
+            }
             catch (Exception e) {
+                // Extra protection to if-check at top of this try block.
                 Debug.WriteLine(e.Message);
                 return new SolidColorBrush(Colors.DarkOrange);
             }
diff --git a/src/EyesAndEars.UWP/EyesAndEars.UWP/ViewModels/MainPageVM.cs b/src/EyesAndEars.UWP/EyesAndEars.UWP/ViewModels/MainPageVM.cs
index cc07749..789ba1c 100644
--- a/src/EyesAndEars.UWP/EyesAndEars.UWP/ViewModels/MainPageVM.cs
+++ b/src/EyesAndEars.UWP/EyesAndEars.UWP/ViewModels/MainPageVM.cs
@@ -26,7 +26,7 @@ namespace EyesAndEars.UWP.ViewModels {
             Device4 = g1;
             Device5 = g2;
             Device6 = g3;
-            CurrentTime = DateTime.Now.ToShortTimeString();
+            CurrentTime = "Not Set";
         }
 
         string _currentTime;