diff --git a/MHFZ_Overlay/Services/TimeService.cs b/MHFZ_Overlay/Services/TimeService.cs
index c148381b..98e907a8 100644
--- a/MHFZ_Overlay/Services/TimeService.cs
+++ b/MHFZ_Overlay/Services/TimeService.cs
@@ -13,6 +13,7 @@ namespace MHFZ_Overlay.Services;
 using System.Threading.Tasks;
 using MHFZ_Overlay.Models.Constant;
 using MHFZ_Overlay.Models.Structures;
+using MHFZ_Overlay.Services.Contracts;
 using NLog;
 using static System.Windows.Forms.VisualStyles.VisualStyleElement.TaskbarClock;
 
@@ -23,12 +24,12 @@ public static class TimeService
 {
     private static readonly Logger LoggerInstance = LogManager.GetCurrentClassLogger();
 
-    public static double GetFramesFromTimeSpan(TimeSpan time)
+    private static double GetFramesFromTimeSpan(TimeSpan time)
     {
         return TimeSpan.FromSeconds(time.TotalSeconds * (double)Numbers.FramesPerSecond).TotalSeconds * (double)Numbers.FramesPerSecond;
     }
 
-    public static TimeSpan GetTimeSpanFromFrames(decimal frames)
+    private static TimeSpan GetTimeSpanFromFrames(decimal frames)
     {
         return TimeSpan.FromSeconds((double)frames / (double)Numbers.FramesPerSecond);
     }
@@ -99,7 +100,7 @@ public static string TestTimerMethods(decimal timeDefInt)
 Simple: {timer3Result}";
     }
 
-    public static string SimpleTimer(decimal timeInt, decimal timeDefInt = 0, bool timeLeftPercentShown = false, string timeLeftPercentNumber = "", TimerMode timerMode = TimerMode.Elapsed)
+    private static string SimpleTimer(decimal timeInt, decimal timeDefInt = 0, bool timeLeftPercentShown = false, string timeLeftPercentNumber = "", TimerMode timerMode = TimerMode.Elapsed)
     {
         // TODO wrong conditionals for timeint >= timedefint?
         decimal time = timerMode == TimerMode.Elapsed && timeInt <= timeDefInt ? time = timeDefInt - timeInt : time = timeInt;
@@ -113,7 +114,7 @@ public static string SimpleTimer(decimal timeInt, decimal timeDefInt = 0, bool t
         return $"{minutes:00}:{seconds:00}.{remainingMilliseconds:000}" + timeLeftPercent;
     }
 
-    public static string StringBuilderTimer(decimal timeInt, TimerFormat timerFormat, bool isFrames = true, decimal timeDefInt = 0, bool timeLeftPercentShown = false, string timeLeftPercentNumber = "", TimerMode timerMode = TimerMode.Elapsed)
+    private static string StringBuilderTimer(decimal timeInt, TimerFormat timerFormat, bool isFrames = true, decimal timeDefInt = 0, bool timeLeftPercentShown = false, string timeLeftPercentNumber = "", TimerMode timerMode = TimerMode.Elapsed)
     {
         decimal time = timerMode == TimerMode.Elapsed && timeInt <= timeDefInt ? time = timeDefInt - timeInt : time = timeInt;
         decimal framesPerSecond = isFrames ? Numbers.FramesPerSecond : 1;
@@ -142,7 +143,7 @@ public static string StringBuilderTimer(decimal timeInt, TimerFormat timerFormat
         return sb.ToString();
     }
 
-    public static string TimeSpanTimer(decimal timeInt, decimal timeDefInt = 0, bool timeLeftPercentShown = false, string timeLeftPercentNumber = "", TimerMode timerMode = TimerMode.Elapsed)
+    private static string TimeSpanTimer(decimal timeInt, decimal timeDefInt = 0, bool timeLeftPercentShown = false, string timeLeftPercentNumber = "", TimerMode timerMode = TimerMode.Elapsed)
     {
         decimal time = timerMode == TimerMode.Elapsed && timeInt <= timeDefInt ? time = timeDefInt - timeInt : time = timeInt;
         decimal timeInSeconds = time / Numbers.FramesPerSecond;
diff --git a/MHFZ_Overlay/ViewModels/Windows/BingoWindowViewModel.cs b/MHFZ_Overlay/ViewModels/Windows/BingoWindowViewModel.cs
index c1d1aad0..c6b3bbba 100644
--- a/MHFZ_Overlay/ViewModels/Windows/BingoWindowViewModel.cs
+++ b/MHFZ_Overlay/ViewModels/Windows/BingoWindowViewModel.cs
@@ -38,18 +38,22 @@ namespace MHFZ_Overlay.ViewModels.Windows;
 using LiveChartsCore.Kernel.Sketches;
 using System.Windows.Markup;
 
-public partial class BingoWindowViewModel : ObservableRecipient
+public partial class BingoWindowViewModel : ObservableRecipient, IRecipient<QuestIDMessage>, IRecipient<RunIDMessage>
 {
-    private ObservableCollection<ObservableValue> _observableValues { get; set; }
+    private ObservableCollection<ObservableValue>? _observableValues { get; set; }
+
+    private static readonly NLog.Logger LoggerInstance = NLog.LogManager.GetCurrentClassLogger();
 
     public BingoWindowViewModel(SnackbarPresenter snackbarPresenter)
     {
-        WeakReferenceMessenger.Default.Register<QuestIDMessage>(this, OnReceivedQuestID);
-        WeakReferenceMessenger.Default.Register<RunIDMessage>(this, OnReceivedRunID);
         BingoWindowSnackbarPresenter = snackbarPresenter;
         SetGraphs();
     }
 
+    public void Receive(QuestIDMessage message) => OnReceivedQuestID(message);
+
+    public void Receive(RunIDMessage message) => OnReceivedRunID(message);
+
     private void SetGraphs()
     {
         // Use ObservableCollections to let the chart listen for changes (or any INotifyCollectionChanged). 
@@ -116,7 +120,7 @@ public IEnumerable<Difficulty> Difficulties
     [ObservableProperty]
     private BingoCell[,]? cells = new BingoCell[5, 5];
 
-    public ObservableCollection<ISeries> Series { get; set; }
+    public ObservableCollection<ISeries>? Series { get; set; }
 
     // TODO
     private void UpdateBingoBoard(int questID)
@@ -160,28 +164,22 @@ private void UpdateRunIDs(int runID)
 
     partial void OnReceivedRunIDChanged(int value) => UpdateRunIDs(value);
 
-    private void OnReceivedQuestID(object recipient, QuestIDMessage message)
+    private void OnReceivedQuestID(QuestIDMessage message)
     {
-        // Handle the message here, with r being the recipient and m being the
-        // input message. Using the recipient passed as input makes it so that
-        // the lambda expression doesn't capture "this", improving performance.
-        MessageBox.Show(nameof(recipient));
         if (!IsBingoRunning)
         {
+            LoggerInstance.Info("Received Quest {0} but bingo is not running.", message);
             return;
         }
 
         ReceivedQuestID = message.Value;
     }
 
-    private void OnReceivedRunID(object recipient, RunIDMessage message)
+    private void OnReceivedRunID(RunIDMessage message)
     {
-        // Handle the message here, with r being the recipient and m being the
-        // input message. Using the recipient passed as input makes it so that
-        // the lambda expression doesn't capture "this", improving performance.
-        MessageBox.Show(nameof(recipient));
         if (!IsBingoRunning)
         {
+            LoggerInstance.Info("Received Run {0} but bingo is not running.", message);
             return;
         }