diff --git a/oop/NormfallStudie/Plattform/Models/Availability.cs b/oop/NormfallStudie/Plattform/Models/Availability.cs
index 0345688..c866505 100644
--- a/oop/NormfallStudie/Plattform/Models/Availability.cs
+++ b/oop/NormfallStudie/Plattform/Models/Availability.cs
@@ -1,8 +1,6 @@
 using System;
 using System.Collections.Generic;
-using System.Linq;
 using System.Runtime.Serialization;
-using System.Web;
 
 namespace Plattform.Models
 {
diff --git a/oop/NormfallStudie/Plattform/Models/City.cs b/oop/NormfallStudie/Plattform/Models/City.cs
index 7cdc62c..7f3c512 100644
--- a/oop/NormfallStudie/Plattform/Models/City.cs
+++ b/oop/NormfallStudie/Plattform/Models/City.cs
@@ -1,8 +1,4 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Runtime.Serialization;
-using System.Web;
+using System.Runtime.Serialization;
 
 namespace Plattform.Models
 {
diff --git a/oop/NormfallStudie/Plattform/Models/Flight.cs b/oop/NormfallStudie/Plattform/Models/Flight.cs
index bda2425..d189815 100644
--- a/oop/NormfallStudie/Plattform/Models/Flight.cs
+++ b/oop/NormfallStudie/Plattform/Models/Flight.cs
@@ -1,9 +1,5 @@
 using System;
-using System.Collections.Generic;
 using System.Runtime.Serialization;
-using System.Linq;
-using System.Web;
-using Plattform;
 
 namespace Plattform.Models
 {
diff --git a/oop/NormfallStudie/Plattform/Models/Hotel.cs b/oop/NormfallStudie/Plattform/Models/Hotel.cs
index 551daea..1405a22 100644
--- a/oop/NormfallStudie/Plattform/Models/Hotel.cs
+++ b/oop/NormfallStudie/Plattform/Models/Hotel.cs
@@ -1,8 +1,4 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Runtime.Serialization;
-using System.Web;
+using System.Runtime.Serialization;
 
 namespace Plattform.Models
 {
diff --git a/oop/NormfallStudie/Plattform/Models/Room.cs b/oop/NormfallStudie/Plattform/Models/Room.cs
index eac58e6..128ad56 100644
--- a/oop/NormfallStudie/Plattform/Models/Room.cs
+++ b/oop/NormfallStudie/Plattform/Models/Room.cs
@@ -1,8 +1,5 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
+using System.Collections.Generic;
 using System.Runtime.Serialization;
-using System.Web;
 
 namespace Plattform.Models
 {
diff --git a/oop/NormfallStudie/Plattform/Models/RoomAvailability.cs b/oop/NormfallStudie/Plattform/Models/RoomAvailability.cs
index c5f0645..36fc5a9 100644
--- a/oop/NormfallStudie/Plattform/Models/RoomAvailability.cs
+++ b/oop/NormfallStudie/Plattform/Models/RoomAvailability.cs
@@ -1,7 +1,4 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Web;
+using System.Runtime.Serialization;
 
 namespace Plattform.Models
 {
diff --git a/oop/NormfallStudie/Plattform/Models/RoomType.cs b/oop/NormfallStudie/Plattform/Models/RoomType.cs
index 8b64e61..e98234c 100644
--- a/oop/NormfallStudie/Plattform/Models/RoomType.cs
+++ b/oop/NormfallStudie/Plattform/Models/RoomType.cs
@@ -1,8 +1,4 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Runtime.Serialization;
-using System.Web;
+using System.Runtime.Serialization;
 
 namespace Plattform.Models
 {