diff --git a/FoodsharingSiegen.Contracts/Model/ProspectFilter.cs b/FoodsharingSiegen.Contracts/Model/ProspectFilter.cs
index c3a5dc7..6b76034 100644
--- a/FoodsharingSiegen.Contracts/Model/ProspectFilter.cs
+++ b/FoodsharingSiegen.Contracts/Model/ProspectFilter.cs
@@ -5,5 +5,9 @@
         public string? Text { get; set; }
         
         public bool WithoutStepInBriefing { get; set; }
+        
+        public bool WithoutIdCheck { get; set; }
+        
+        public bool NoActivity { get; set; }
     }
 }
\ No newline at end of file
diff --git a/FoodsharingSiegen.Server/Controls/ProspectContainer.razor.cs b/FoodsharingSiegen.Server/Controls/ProspectContainer.razor.cs
index 7921c9b..01178be 100644
--- a/FoodsharingSiegen.Server/Controls/ProspectContainer.razor.cs
+++ b/FoodsharingSiegen.Server/Controls/ProspectContainer.razor.cs
@@ -19,7 +19,24 @@ namespace FoodsharingSiegen.Server.Controls
         private async Task AddInteraction(InteractionType type)
         {
             if (Prospect != null && OnDataChanged != null)
-                await InteractionDialog.ShowAsync(ModalService, OnDataChanged, type, Prospect.Id);
+            {
+                var headerText = type switch
+                {
+                    InteractionType.EinAb => "Einführung eintragen",
+                    InteractionType.Welcome => "Begrüßung eintragen",
+                    InteractionType.IdCheck => "Ausweisprüfung eintragen",
+                    InteractionType.PrintPass => "FS-Ausweis (Print)",
+                    InteractionType.PdfPass => "FS-Ausweis (PDF)",
+                    InteractionType.Verify => "Verifizierung eintragen",
+                    InteractionType.Complete => "Als fertig markieren",
+                    InteractionType.StepInBriefing => $"{AppSettings.Terms.StepInName} absolviert",
+                    InteractionType.ReleasedForVerification => "Zur Verifizierung freigegeben",
+                    _ => "Neuer Eintrag"
+                };
+                
+                await InteractionDialog.ShowAsync(ModalService, new(type, Prospect.Id, headerText, OnDataChanged));
+            }
+                
         }
 
         private List<Interaction> GetTyped(InteractionType type)
diff --git a/FoodsharingSiegen.Server/Controls/ProspectFilterControl.razor b/FoodsharingSiegen.Server/Controls/ProspectFilterControl.razor
index eda0e7e..7d7e47d 100644
--- a/FoodsharingSiegen.Server/Controls/ProspectFilterControl.razor
+++ b/FoodsharingSiegen.Server/Controls/ProspectFilterControl.razor
@@ -2,11 +2,9 @@
 @inherits FsBase
 @code {
 
-  [Parameter]
-  public ProspectFilter Filter { get; set; } = new();
+  [Parameter] public ProspectFilter Filter { get; set; } = new();
   
-  [Parameter]
-  public EventCallback<ProspectFilter> FilterChanged { get; set; }
+  [Parameter] public EventCallback<ProspectFilter> FilterChanged { get; set; }
   
   [Parameter] public ProspectStateFilter StateFilter { get; set; }
 
@@ -23,6 +21,18 @@
     await FilterChanged.InvokeAsync(Filter);
   }
 
+  private async Task WithoutIdCheckChangedAsync(bool arg)
+  {
+    Filter.WithoutIdCheck = arg;
+    await FilterChanged.InvokeAsync(Filter);
+  }
+
+  private async Task NoActivityChangedAsync(bool arg)
+  {
+    Filter.NoActivity = arg;
+    await FilterChanged.InvokeAsync(Filter);
+  }
+
 }
 
 <div class="card">
@@ -36,6 +46,18 @@
         <Switch TValue="bool" Checked="Filter.WithoutStepInBriefing" CheckedChanged="WithoutStepInBriefingChangedAsync">Ohne @AppSettings.Terms.StepInName</Switch>
       </div>
     }
+    @if (StateFilter == ProspectStateFilter.Verification)
+    {
+      <div style="margin-left: 1rem;">
+        <Switch TValue="bool" Checked="Filter.WithoutIdCheck" CheckedChanged="WithoutIdCheckChangedAsync">Perso noch nicht geprüft</Switch>
+      </div>
+    }
+    @if (StateFilter is ProspectStateFilter.OnBoarding or ProspectStateFilter.Verification)
+    {
+      <div style="margin-left: 1rem;">
+        <Switch TValue="bool" Checked="Filter.NoActivity" CheckedChanged="NoActivityChangedAsync">Lange keine Aktivität (6 Monate)</Switch>
+      </div>
+    }
     <TextEdit Text="@Filter.Text" TextChanged="TextChanged" Placeholder="Suchen..." Debounce="true" DebounceInterval="150"/>
   </div>
 </div>
\ No newline at end of file
diff --git a/FoodsharingSiegen.Server/Dialogs/InteractionDialog.razor.cs b/FoodsharingSiegen.Server/Dialogs/InteractionDialog.razor.cs
index 130eafc..e157ad0 100644
--- a/FoodsharingSiegen.Server/Dialogs/InteractionDialog.razor.cs
+++ b/FoodsharingSiegen.Server/Dialogs/InteractionDialog.razor.cs
@@ -6,6 +6,8 @@ using Microsoft.AspNetCore.Components;
 
 namespace FoodsharingSiegen.Server.Dialogs
 {
+    public record InteractionDialogParameter(InteractionType Type, Guid ProspectId, string HeaderText, Func<Task> OnSuccess);
+
     public partial class InteractionDialog : FsBase
     {
         #region Dependencies
@@ -43,40 +45,16 @@ namespace FoodsharingSiegen.Server.Dialogs
         #region Public Method ShowAsync
 
         /// <summary>
-        ///     Displays a modal dialog for adding an interaction with configurable settings based on the interaction type and associated prospect ID.
+        ///     Displays the InteractionDialog modal with the specified parameters.
         /// </summary>
-        /// <param name="modalService">
-        ///     The modal service used to display the modal dialog.
-        /// </param>
-        /// <param name="onSuccess">
-        ///     Callback to be invoked upon successful addition of an interaction
-        /// </param>
-        /// <param name="type">
-        ///     The type of interaction to be added.
-        /// </param>
-        /// <param name="prospectId">
-        ///     The unique identifier of the prospect associated with the interaction.
-        /// </param>
+        /// <param name="modalService">The modal service used to display the dialog.</param>
+        /// <param name="parameter">The parameters required for the dialog, including type, prospect ID, header text, and success callback.</param>
         /// <returns>
-        ///     A task representing the asynchronous operation of showing the modal dialog.
+        ///     A task representing the asynchronous operation.
         /// </returns>
-        public static async Task ShowAsync(IModalService modalService, Func<Task> onSuccess, InteractionType type, Guid prospectId)
+        public static async Task ShowAsync(IModalService modalService, InteractionDialogParameter parameter)
         {
-            var headerText = type switch
-            {
-                InteractionType.EinAb => "Einführung eintragen",
-                InteractionType.Welcome => "Begrüßung eintragen",
-                InteractionType.IdCheck => "Ausweisprüfung eintragen",
-                InteractionType.PrintPass => "FS-Ausweis (Print)",
-                InteractionType.PdfPass => "FS-Ausweis (PDF)",
-                InteractionType.Verify => "Verifizierung eintragen",
-                InteractionType.Complete => "Als fertig markieren",
-                InteractionType.StepInBriefing => $"Neulingstreffen absolviert",
-                InteractionType.ReleasedForVerification => "Zur Verifizierung freigegeben",
-                _ => "Neuer Eintrag"
-            };
-
-            var showInfo = type switch
+            var showInfo = parameter.Type switch
             {
                 InteractionType.EinAb => true,
                 InteractionType.Complete => true,
@@ -87,21 +65,21 @@ namespace FoodsharingSiegen.Server.Dialogs
                 _ => false
             };
 
-            var infoName = type switch
+            var infoName = parameter.Type switch
             {
                 InteractionType.EinAb => "Welcher Betrieb?",
                 InteractionType.ReleasedForVerification => "Hinweis",
                 _ => "Kommentar"
             };
 
-            var showAlert = type switch
+            var showAlert = parameter.Type switch
             {
                 InteractionType.EinAb => true,
                 InteractionType.IdCheck => true,
                 _ => false
             };
 
-            var showNotNeeded = type switch
+            var showNotNeeded = parameter.Type switch
             {
                 InteractionType.PrintPass => true,
                 InteractionType.PdfPass => true,
@@ -110,19 +88,19 @@ namespace FoodsharingSiegen.Server.Dialogs
 
             var interaction = new Interaction
             {
-                Type = type,
+                Type = parameter.Type,
                 Date = DateTime.UtcNow,
-                ProspectID = prospectId
+                ProspectID = parameter.ProspectId
             };
 
-            await modalService.Show<InteractionDialog>(headerText, parameter =>
+            await modalService.Show<InteractionDialog>(parameter.HeaderText, p =>
             {
-                parameter.Add(nameof(Interaction), interaction);
-                parameter.Add(nameof(ShowInfo), showInfo);
-                parameter.Add(nameof(InfoName), infoName);
-                parameter.Add(nameof(ShowAlert), showAlert);
-                parameter.Add(nameof(ShowNotNeeded), showNotNeeded);
-                parameter.Add(nameof(OnSuccess), onSuccess);
+                p.Add(nameof(Interaction), interaction);
+                p.Add(nameof(ShowInfo), showInfo);
+                p.Add(nameof(InfoName), infoName);
+                p.Add(nameof(ShowAlert), showAlert);
+                p.Add(nameof(ShowNotNeeded), showNotNeeded);
+                p.Add(nameof(OnSuccess), parameter.OnSuccess);
             });
         }
 
diff --git a/FoodsharingSiegen.Shared/Helper/FilterHelper.cs b/FoodsharingSiegen.Shared/Helper/FilterHelper.cs
index 22c57a0..78b8974 100644
--- a/FoodsharingSiegen.Shared/Helper/FilterHelper.cs
+++ b/FoodsharingSiegen.Shared/Helper/FilterHelper.cs
@@ -1,4 +1,5 @@
-using FoodsharingSiegen.Contracts.Entity;
+using System.Linq.Expressions;
+using FoodsharingSiegen.Contracts.Entity;
 using FoodsharingSiegen.Contracts.Model;
 
 namespace FoodsharingSiegen.Shared.Helper
@@ -33,6 +34,18 @@ namespace FoodsharingSiegen.Shared.Helper
 
             if (filter.WithoutStepInBriefing)
                 filterListQ = filterListQ.Where(x => x.Interactions.All(i => i.Type != InteractionType.StepInBriefing));
+            
+            if (filter.WithoutIdCheck)
+                filterListQ = filterListQ.Where(x => x.Interactions.All(i => i.Type != InteractionType.IdCheck));
+
+            if (filter.NoActivity)
+            {
+                var days = 180; // Half year
+                Func<Prospect, bool> q1 = x => x.Interactions.Any() && x.Interactions.All(i => DateTime.Now - i.Date > TimeSpan.FromDays(days));
+                Func<Prospect, bool> q2 = x => DateTime.Now - x.Created > TimeSpan.FromDays(days);
+                
+                filterListQ = filterListQ.Where(x => q1(x) && q2(x));
+            }
 
             return filterListQ.ToList();
         }