diff --git a/src/EyesAndEars.UWP/EyesAndEars.UWP/MainPage.xaml b/src/EyesAndEars.UWP/EyesAndEars.UWP/MainPage.xaml
index 4473624..92ecf9d 100644
--- a/src/EyesAndEars.UWP/EyesAndEars.UWP/MainPage.xaml
+++ b/src/EyesAndEars.UWP/EyesAndEars.UWP/MainPage.xaml
@@ -203,13 +203,13 @@
 
         </Grid>
 
-        <Grid Grid.Row="2" Margin="0">
+        <Grid Grid.Row="2" Margin="0,0,0,0">
             <ScrollViewer x:Name="LogViewer" Visibility="Visible" 
                           VerticalScrollBarVisibility="Visible"
                           HorizontalScrollMode="Disabled"
-                          VerticalScrollMode="Enabled" >
-                <RichTextBlock x:Name="Logs" FontSize="16">
-                    <Paragraph>Executing Eyes and Ears..s.</Paragraph>
+                          VerticalScrollMode="Enabled" Margin="0,20">
+                <RichTextBlock x:Name="Logs" FontSize="16"
+                               FontFamily="Consolas">
                 </RichTextBlock>
             </ScrollViewer>
         </Grid>
diff --git a/src/EyesAndEars.UWP/EyesAndEars.UWP/MainPage.xaml.cs b/src/EyesAndEars.UWP/EyesAndEars.UWP/MainPage.xaml.cs
index 94b528d..15e46b1 100644
--- a/src/EyesAndEars.UWP/EyesAndEars.UWP/MainPage.xaml.cs
+++ b/src/EyesAndEars.UWP/EyesAndEars.UWP/MainPage.xaml.cs
@@ -50,11 +50,11 @@ 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.Device2 = await DataServices.UpdateDevice(url, 2, Logs);
                 // _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.Device5 = await DataServices.UpdateDevice(url, 5, Logs);
                 // _vm.Device6 = await DataServices.UpdateDevice(url, 6);
                 _vm.CurrentTime = DateTime.UtcNow.ToShortTimeString();
             }
diff --git a/src/EyesAndEars.UWP/EyesAndEars.UWP/Services/DataServices.cs b/src/EyesAndEars.UWP/EyesAndEars.UWP/Services/DataServices.cs
index fa2916a..606b51e 100644
--- a/src/EyesAndEars.UWP/EyesAndEars.UWP/Services/DataServices.cs
+++ b/src/EyesAndEars.UWP/EyesAndEars.UWP/Services/DataServices.cs
@@ -6,11 +6,15 @@ 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;
 
 namespace EyesAndEars.UWP.Services {
     public static class DataServices {
 
-        public static async Task<Device> UpdateDevice(string url, int deviceId) {
+        public static async Task<Device> UpdateDevice(string url, int deviceId,
+            RichTextBlock logs) {
             try {
                 var id = MapFactoryDeviceToGalleyDevice(deviceId); // Has note.
                 var readingAPI = $"{url}/api/readings/latest/{id}";
@@ -20,7 +24,9 @@ namespace EyesAndEars.UWP.Services {
                 var r = MapToLightReading(readingJSON);
                 var s = MapToDeviceStatus(statusJSON);
                 var c = UpdateStatusColour(deviceId, s.status, r.reading);
-                return new Device(deviceId, r, s, c);
+                var dev = new Device(deviceId, r, s, c);
+                LogUpdate(logs, dev);
+                return dev;
             }
             catch (Exception e) {
                 Debug.WriteLine(e.Message);
@@ -28,6 +34,34 @@ namespace EyesAndEars.UWP.Services {
             }
         }
 
+        private static void LogUpdate(RichTextBlock logs, Device dev) {
+            // Devices 3 and 6 are not in use.
+            string device;
+            if (dev.Id == 1) device = "factory1";
+            else if (dev.Id == 2) device = "factory2";
+            else if (dev.Id == 4) device = "gallery1";
+            else device = "gallery2";
+            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 = device
+            };
+            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)) {