diff --git a/Elwig/Windows/DeliveryAdminWindow.xaml.cs b/Elwig/Windows/DeliveryAdminWindow.xaml.cs
index 5b727d9..bfd0cd3 100644
--- a/Elwig/Windows/DeliveryAdminWindow.xaml.cs
+++ b/Elwig/Windows/DeliveryAdminWindow.xaml.cs
@@ -26,7 +26,7 @@ namespace Elwig.Windows {
         private bool IsUpdatingGradation = false;
         private Member? Member = null;
         private readonly DispatcherTimer Timer;
-        private List<string> TextFilter = new();
+        private List<string> TextFilter = [];
         private readonly RoutedCommand CtrlF = new();
 
         private string? LastScaleError = null;
@@ -39,22 +39,22 @@ namespace Elwig.Windows {
             InitializeComponent();
             CtrlF.InputGestures.Add(new KeyGesture(Key.F, ModifierKeys.Control));
             CommandBindings.Add(new CommandBinding(CtrlF, FocusSearchInput));
-            RequiredInputs = new Control[] {
+            RequiredInputs = [
                 MgNrInput, MemberInput,
                 LsNrInput, DateInput, BranchInput,
                 SortIdInput, WineVarietyInput,
                 GradationOeInput.TextBox, GradationKmwInput.TextBox, WineQualityLevelInput,
                 WineOriginInput, WineKgInput,
                 WeightInput.TextBox
-            };
-            ExemptInputs = new Control[] {
+            ];
+            ExemptInputs = [
                 SearchInput, SeasonInput, TodayOnlyInput, AllSeasonsInput,
                 DeliveryList, DeliveryPartList,
                 MemberAddressField,
-            };
-            WeighingButtons = new Button[] {
+            ];
+            WeighingButtons = [
                 WeighingAButton, WeighingBButton, WeighingCButton, WeighingDButton,
-            };
+            ];
             IsReceipt = receipt;
 
             Timer = new DispatcherTimer();
@@ -68,7 +68,7 @@ namespace Elwig.Windows {
             DoShowWarningWindows = false;
 
             if (IsReceipt) {
-                Title = "Übernahme - Elwig";
+                Title = $"Übernahme - {App.BranchName} - Elwig";
                 TodayOnlyInput.IsChecked = true;
                 var n = App.Scales.Count;
                 if (n < 1) WeighingAButton.Visibility = Visibility.Hidden;
@@ -297,7 +297,7 @@ namespace Elwig.Windows {
         }
 
         private async Task<(List<string>, IQueryable<Delivery>, IQueryable<DeliveryPart>, List<string>)> GetFilters() {
-            List<string> filterNames = new();
+            List<string> filterNames = [];
             IQueryable<Delivery> deliveryQuery = Context.Deliveries;
             if (IsReceipt && App.BranchNum > 1) {
                 deliveryQuery = deliveryQuery.Where(d => d.ZwstId == App.ZwstId);
@@ -358,10 +358,10 @@ namespace Elwig.Windows {
                         filterQual.Add(e.ToUpper());
                         filter.RemoveAt(i--);
                         filterNames.Add(qual[e.ToUpper()].Name);
-                    } else if (e.All(char.IsAsciiDigit) && mgnr.ContainsKey(e)) {
+                    } else if (e.All(char.IsAsciiDigit) && mgnr.TryGetValue(e, out var member)) {
                         filterMgNr.Add(int.Parse(e));
                         filter.RemoveAt(i--);
-                        filterNames.Add(mgnr[e].AdministrativeName);
+                        filterNames.Add(member.AdministrativeName);
                     } else if (attr.ContainsKey(e.ToLower())) {
                         var a = attr[e.ToLower()];
                         filterAttr.Add(a.AttrId);
@@ -377,7 +377,7 @@ namespace Elwig.Windows {
                         filterZwst.Add(b.ZwstId);
                         filter.RemoveAt(i--);
                         filterNames.Add($"Zweigstelle {b.Name}");
-                    } else if (e.StartsWith(">") || e.StartsWith("<")) {
+                    } else if (e.StartsWith('>') || e.StartsWith('<')) {
                         if (double.TryParse(e[1..], out var num)) {
                             switch ((e[0], num)) {
                                 case ('>', <= 30): filterKmwGt = num; break;
@@ -467,7 +467,7 @@ namespace Elwig.Windows {
                                 filterNames.Add($"bis zum {n2}");
                             }
                         }
-                    } else if (e.Length > 2 && e.StartsWith("\"") && e.EndsWith("\"")) {
+                    } else if (e.Length > 2 && e.StartsWith('"') && e.EndsWith('"')) {
                         filter[i] = e[1..^1];
                     } else if (e.Length <= 2) {
                         filter.RemoveAt(i--);
@@ -1590,7 +1590,7 @@ namespace Elwig.Windows {
         }
 
         private void GradationKmwInput_LostFocus(object sender, RoutedEventArgs evt) {
-            if (GradationKmwInput.Text.EndsWith(",")) GradationKmwInput.Text += "0";
+            if (GradationKmwInput.Text.EndsWith(',')) GradationKmwInput.Text += "0";
             InputLostFocus((TextBox)sender, Validator.CheckGradationKmw);
             if (GradationKmwInput.Text.Length != 0 && !GradationKmwInput.Text.Contains(','))
                 GradationKmwInput.Text += ",0";
@@ -1688,7 +1688,7 @@ namespace Elwig.Windows {
             if (sender is not TextBox tb) return;
             if (tb.Text.Length > 0) {
                 if (!tb.Text.Contains(',')) tb.Text += ",0";
-                if (tb.Text.EndsWith(",")) tb.Text += "0";
+                if (tb.Text.EndsWith(',')) tb.Text += "0";
             }
             InputLostFocus(tb, Validator.CheckDecimal(tb, false, 2, 1));
         }