diff --git a/Projekte/monopoly/client/src/main/java/pp/monopoly/client/gui/TestWorld.java b/Projekte/monopoly/client/src/main/java/pp/monopoly/client/gui/TestWorld.java
index 2cbcb60..2be8734 100644
--- a/Projekte/monopoly/client/src/main/java/pp/monopoly/client/gui/TestWorld.java
+++ b/Projekte/monopoly/client/src/main/java/pp/monopoly/client/gui/TestWorld.java
@@ -6,6 +6,7 @@ import com.jme3.math.Vector3f;
 
 import pp.monopoly.client.MonopolyApp;
 import pp.monopoly.client.gui.popups.BuyCard;
+import pp.monopoly.client.gui.popups.ConfirmTrade;
 import pp.monopoly.client.gui.popups.EventCardPopup;
 import pp.monopoly.client.gui.popups.FoodFieldCard;
 import pp.monopoly.client.gui.popups.GateFieldCard;
@@ -150,6 +151,8 @@ public class TestWorld implements GameEventListener{
             new LooserPopUp(app).open();
         } else if(event.msg().equals("timeout")) {
             new TimeOut(app).open();
+        } else if (event.msg().equals("tradeRequest")) {
+            new ConfirmTrade(app).open();
         }
     }
 
diff --git a/Projekte/monopoly/client/src/main/java/pp/monopoly/client/gui/TradeMenu.java b/Projekte/monopoly/client/src/main/java/pp/monopoly/client/gui/TradeMenu.java
index a5029b2..b731ae3 100644
--- a/Projekte/monopoly/client/src/main/java/pp/monopoly/client/gui/TradeMenu.java
+++ b/Projekte/monopoly/client/src/main/java/pp/monopoly/client/gui/TradeMenu.java
@@ -1,8 +1,5 @@
 package pp.monopoly.client.gui;
 
-import static java.lang.Math.min;
-
-import com.jme3.app.Application;
 import com.jme3.material.Material;
 import com.jme3.math.ColorRGBA;
 import com.jme3.math.Vector3f;
@@ -15,13 +12,16 @@ import com.simsilica.lemur.component.SpringGridLayout;
 import com.simsilica.lemur.core.VersionedList;
 import com.simsilica.lemur.core.VersionedReference;
 import com.simsilica.lemur.style.ElementId;
+import com.simsilica.lemur.text.DocumentModel;
+
 import pp.dialog.Dialog;
 import pp.monopoly.client.MonopolyApp;
-import pp.monopoly.game.server.Player;
+import pp.monopoly.message.client.TradeOffer;
 import pp.monopoly.model.TradeHandler;
 import pp.monopoly.model.fields.PropertyField;
 import pp.monopoly.notification.Sound;
 
+import java.util.HashSet;
 import java.util.Set;
 
 public class TradeMenu extends Dialog {
@@ -29,15 +29,18 @@ public class TradeMenu extends Dialog {
     private final TradeHandler tradeHandler;
 
     private final Container mainContainer;
+    private Geometry background;
     private Selector<String> leftBuildingSelector, leftSpecialCardSelector;
     private Selector<String> rightBuildingSelector, rightSpecialCardSelector;
     private TextField leftSelectionsField, rightSelectionsField;
     private TextField leftCurrencyInput, rightCurrencyInput;
-    private VersionedReference<Set<Integer>> selectionRef; // Reference to track selector changes
-    private String valueSelected = ""; // To keep track of the last selected value
-    private String buildingSelected = "";
-    private String specialCardSelected = "";
 
+    private VersionedReference<Set<Integer>> leftBuildingRef, rightBuildingRef;
+    private VersionedReference<DocumentModel> leftCurrencyRef, rightCurrencyRef;
+    private VersionedReference<Set<Integer>> leftCardRef, rightCardRef;
+
+    private Set<String> rightselBuildings = new HashSet<>();
+    private Set<String> leftselBuildings = new HashSet<>();
 
     private static final ColorRGBA TRANSLUCENT_WHITE = new ColorRGBA(1, 1, 1, 0.5f);
 
@@ -51,6 +54,8 @@ public class TradeMenu extends Dialog {
         mainContainer = createMainContainer();
         app.getGuiNode().attachChild(mainContainer);
         positionMainContainer();
+
+        initializeReferences();
     }
 
     private Container createMainContainer() {
@@ -81,15 +86,17 @@ public class TradeMenu extends Dialog {
 
         Container buttons = mainContent.addChild(new Container(new SpringGridLayout()));
         Button cancel = new Button("Abbrechen");
-        cancel.addClickCommands(s-> ifTopDialog( () -> {
+        cancel.addClickCommands(s -> ifTopDialog(() -> {
             close();
             app.getGameLogic().playSound(Sound.BUTTON);
         }));
 
         Button trade = new Button("Handeln");
-        trade.addClickCommands(s-> ifTopDialog( () -> {
-            close();
+        trade.addClickCommands(s -> ifTopDialog(() -> {
             app.getGameLogic().playSound(Sound.BUTTON);
+            setTrades();
+            app.getGameLogic().send(new TradeOffer(tradeHandler));
+            close();
         }));
 
         buttons.addChild(cancel);
@@ -98,6 +105,26 @@ public class TradeMenu extends Dialog {
         return mainContent;
     }
 
+    private void setTrades() {
+        tradeHandler.setOfferedAmount(Integer.parseInt(leftCurrencyInput.getText()));
+        tradeHandler.setRequestedAmount(Integer.parseInt(rightCurrencyInput.getText()));
+        tradeHandler.setOfferedJailCards(Integer.parseInt(leftSpecialCardSelector.getSelectedItem()));
+        tradeHandler.setRequestedJailCards(Integer.parseInt(rightSpecialCardSelector.getSelectedItem()));
+
+        Set<PropertyField> offeredProperties = new HashSet<>();
+        for (String propertyString : leftselBuildings) {
+            offeredProperties.add( (PropertyField) app.getGameLogic().getBoardManager().getFieldByName(propertyString));
+        }
+        
+        Set<PropertyField> requestedProperties = new HashSet<>();
+        for (String propertyString : rightselBuildings) {
+            requestedProperties.add( (PropertyField) app.getGameLogic().getBoardManager().getFieldByName(propertyString));
+        }
+
+        tradeHandler.setOfferedProperties(offeredProperties);
+        tradeHandler.setRequestedProperties(requestedProperties);
+    }
+
     private Container createTradeColumn(String label, boolean isLeft) {
         Container column = new Container(new SpringGridLayout(Axis.Y, Axis.X));
         column.setBackground(new QuadBackgroundComponent(ColorRGBA.White));
@@ -108,7 +135,6 @@ public class TradeMenu extends Dialog {
 
         column.addChild(new Label("Gebäude:"));
         Selector<String> buildingSelector = createPropertySelector(isLeft);
-        buildingSelector.getPopupContainer().setBackground(new QuadBackgroundComponent(ColorRGBA.Orange));
         column.addChild(buildingSelector);
 
         column.addChild(new Label("Währung:"));
@@ -116,8 +142,7 @@ public class TradeMenu extends Dialog {
         column.addChild(currencyInput);
 
         column.addChild(new Label("Sonderkarten:"));
-        Selector<String> specialCardSelector = createSpecialCardSelector();
-        specialCardSelector.getPopupContainer().setBackground(new QuadBackgroundComponent(ColorRGBA.Orange));
+        Selector<String> specialCardSelector = createSpecialCardSelector(isLeft);
         styleSelector(specialCardSelector);
         column.addChild(specialCardSelector);
 
@@ -135,10 +160,10 @@ public class TradeMenu extends Dialog {
         return selector;
     }
 
-    private Selector<String> createSpecialCardSelector() {
+    private Selector<String> createSpecialCardSelector(boolean isLeft) {
         VersionedList<String> numbers = new VersionedList<>();
-        for (int i = 0; i <= app.getGameLogic().getPlayerHandler().getPlayerById(tradeHandler.getReceiver().getId()).getNumJailCard(); i++) {
-            numbers.add(i+"");
+        for (int i = 0; i <= app.getGameLogic().getPlayerHandler().getPlayerById(isLeft ? tradeHandler.getReceiver().getId() : tradeHandler.getSender().getId()).getNumJailCard(); i++) {
+            numbers.add(i + "");
         }
         Selector<String> selector = new Selector<>(numbers, "glass");
         styleSelector(selector);
@@ -147,72 +172,43 @@ public class TradeMenu extends Dialog {
 
     private Iterable<PropertyField> getPropertyFields(boolean isLeft) {
         return app.getGameLogic()
-                  .getBoardManager()
-                  .getPropertyFields(app.getGameLogic()
-                                        .getPlayerHandler()
-                                        .getPlayerById(isLeft ? tradeHandler.getReceiver().getId() : tradeHandler.getSender().getId())
-                                        .getProperties());
+                .getBoardManager()
+                .getPropertyFields(app.getGameLogic()
+                        .getPlayerHandler()
+                        .getPlayerById(isLeft ? tradeHandler.getReceiver().getId() : tradeHandler.getSender().getId())
+                        .getProperties());
     }
 
     private TextField createCurrencyInput() {
-        TextField currencyInput = new TextField("");
+        TextField currencyInput = new TextField("0");
         styleTextField(currencyInput);
         return currencyInput;
     }
 
-    /**
-     * Creates the middle section with selection fields and arrows.
-     *
-     * @return The middle section container.
-     */
     private Container createMiddleSection() {
         Container middleSection = new Container(new SpringGridLayout(Axis.Y, Axis.X));
         middleSection.setBackground(new QuadBackgroundComponent(new ColorRGBA(0.8f, 0.8f, 0.8f, 1.0f)));
 
-        // Add combined label for the top
         Label middleLabelTop = middleSection.addChild(new Label("Gebäude:        Währung:        Sonderkarten:"));
         middleLabelTop.setFontSize(24);
         middleLabelTop.setInsets(new Insets3f(5, 5, 5, 5));
 
-        // Add the left selection field (Quellobjekte)
         leftSelectionsField = middleSection.addChild(new TextField(""));
         leftSelectionsField.setPreferredSize(new Vector3f(600, 50, 0));
 
-        // Add arrows
         Label arrows = middleSection.addChild(new Label("⇅"));
         arrows.setFontSize(40);
 
-        // Add the right selection field (Zielobjekte)
         rightSelectionsField = middleSection.addChild(new TextField(""));
         rightSelectionsField.setPreferredSize(new Vector3f(600, 50, 0));
 
-        // Add combined label for the bottom
         Label middleLabelBottom = middleSection.addChild(new Label("Gebäude:        Währung:        Sonderkarten:"));
         middleLabelBottom.setFontSize(24);
         middleLabelBottom.setInsets(new Insets3f(5, 5, 5, 5));
 
-        // Spacer
-        Label spacer = middleSection.addChild(new Label(""));
-        spacer.setPreferredSize(new Vector3f(1, 50, 0));
-
         return middleSection;
     }
 
-
-    private TextField createSelectionsField(Container parent, boolean isLeft) {
-        TextField field = new TextField("");
-        field.setPreferredSize(new Vector3f(600, 50, 0));
-        parent.addChild(field);
-
-        return field;
-    }
-
-    private Label createArrowLabel() {
-        Label arrowLabel = new Label("⇅");
-        arrowLabel.setFontSize(40);
-        return arrowLabel;
-    }
-
     private void styleSelector(Selector<String> selector) {
         selector.setInsets(new Insets3f(5, 10, 5, 10));
         selector.setBackground(new QuadBackgroundComponent(ColorRGBA.Black));
@@ -246,7 +242,7 @@ public class TradeMenu extends Dialog {
     private void addBackgroundImage() {
         Texture backgroundImage = app.getAssetManager().loadTexture("Pictures/unibw-Bib2.png");
         Quad quad = new Quad(app.getCamera().getWidth(), app.getCamera().getHeight());
-        Geometry background = new Geometry("Background", quad);
+        background = new Geometry("Background", quad);
         Material backgroundMaterial = new Material(app.getAssetManager(), "Common/MatDefs/Misc/Unshaded.j3md");
         backgroundMaterial.setTexture("ColorMap", backgroundImage);
         background.setMaterial(backgroundMaterial);
@@ -254,6 +250,56 @@ public class TradeMenu extends Dialog {
         app.getGuiNode().attachChild(background);
     }
 
+    private void initializeReferences() {
+        leftBuildingRef = leftBuildingSelector.getSelectionModel().createReference();
+        leftCardRef = leftSpecialCardSelector.getSelectionModel().createReference();
+        leftCurrencyRef = leftCurrencyInput.getDocumentModel().createReference();
+
+        rightBuildingRef = rightBuildingSelector.getSelectionModel().createReference();
+        rightCardRef = rightSpecialCardSelector.getSelectionModel().createReference();
+        rightCurrencyRef = rightCurrencyInput.getDocumentModel().createReference();
+    }
+
+    @Override
+    public void update(float delta) {
+        if (leftBuildingRef.update() || leftCardRef.update() || leftCurrencyRef.update()) {
+            updateSelections(leftSelectionsField, leftBuildingSelector, leftCurrencyInput, leftSpecialCardSelector, true);
+        }
+
+        if (rightBuildingRef.update() || rightCardRef.update() || rightCurrencyRef.update()) {
+            updateSelections(rightSelectionsField, rightBuildingSelector, rightCurrencyInput, rightSpecialCardSelector, false);
+        }
+    }
+
+    private void updateSelections(TextField target, Selector<String> building, TextField currency, Selector<String> card, boolean isLeft) {
+        StringBuilder buildingText = new StringBuilder();
+        if (isLeft) {
+            if (leftselBuildings.contains(building.getSelectedItem())) {
+                leftselBuildings.remove(building.getSelectedItem()); // Remove if already selected
+            } else {
+                leftselBuildings.add(building.getSelectedItem()); // Add if not already selected
+            }
+            for (String  property : leftselBuildings) {
+                buildingText.append(property);
+                buildingText.append(", ");
+            }
+        } else {
+            if (rightselBuildings.contains(building.getSelectedItem())) {
+                rightselBuildings.remove(building.getSelectedItem()); // Remove if already selected
+            } else {
+                rightselBuildings.add(building.getSelectedItem()); // Add if not already selected
+            }
+            for (String  property : rightselBuildings) {
+                buildingText.append(property);
+                buildingText.append(", ");
+            }
+        }
+
+        String currencyText = currency.getText() != null ? currency.getText().trim() : "";
+        String cardText = card.getSelectedItem() != null ? card.getSelectedItem() : "";
+        target.setText(String.join(" | ", buildingText, currencyText, cardText));
+    }
+
     @Override
     public void escape() {
         new SettingsMenu(app).open();
@@ -262,44 +308,7 @@ public class TradeMenu extends Dialog {
     @Override
     public void close() {
         app.getGuiNode().detachChild(mainContainer);
+        app.getGuiNode().detachChild(background);
         super.close();
     }
-
-    /**
-     * Updates the dialog periodically, called by the dialog manager.
-     *
-     * @param delta The time elapsed since the last update.
-     */
-    @Override
-    public void update(float delta) {
-        // Check if the selection has changed
-        //   if (selectionRef.update()) {
-        //    String selected = playerSelector.getSelectedItem();
-        //   if (!selected.equals(lastSelected)) {
-        //        lastSelected = selected;
-        //      onDropdownSelectionChanged(selected);
-            }
-        }
-
-
-
-    /**
-     * Handles dropdown selection changes and updates the trade handler.
-     *
-     * @param selected The selected item from the dropdown.
-     */
-   /* private void onDropdownSelectionChanged(String selected) {
-        app.getGameLogic().playSound(Sound.BUTTON);
-        int idStart = selected.indexOf("(ID: ") + 5; // Find start of the ID
-        int idEnd = selected.indexOf(")", idStart); // Find end of the ID
-        String idStr = selected.substring(idStart, idEnd); // Extract the ID as a string
-        int playerId = Integer.parseInt(idStr); // Convert the ID to an integer
-
-        // Find the player by ID
-        Player selectedPlayer = app.getGameLogic().getPlayerHandler().getPlayerById(playerId);
-
-        if (selectedPlayer != null) {
-
-        }
-    }*/
-
+}
diff --git a/Projekte/monopoly/model/src/main/java/pp/monopoly/game/client/ClientGameLogic.java b/Projekte/monopoly/model/src/main/java/pp/monopoly/game/client/ClientGameLogic.java
index a7f48bc..b291327 100644
--- a/Projekte/monopoly/model/src/main/java/pp/monopoly/game/client/ClientGameLogic.java
+++ b/Projekte/monopoly/model/src/main/java/pp/monopoly/game/client/ClientGameLogic.java
@@ -300,13 +300,13 @@ public class ClientGameLogic implements ServerInterpreter, GameEventBroker {
      */
     @Override
     public void received(TradeReply msg) {
-        if (msg.getTradeHandler().getStatus()) {
+        // if (msg.getTradeHandler().getStatus()) {
         
-            playSound(Sound.TRADE_ACCEPTED);
-        } else {
+        //     playSound(Sound.TRADE_ACCEPTED);
+        // } else {
         
-            playSound(Sound.TRADE_REJECTED);
-        }
+        //     playSound(Sound.TRADE_REJECTED);
+        // }
     }
 
     /**
@@ -316,7 +316,8 @@ public class ClientGameLogic implements ServerInterpreter, GameEventBroker {
      */
     @Override
     public void received(TradeRequest msg) {
-
+        System.out.println("Angebot angekommen");
+        notifyListeners(new PopUpEvent("tradeRequest"));
     }
 
     /**
diff --git a/Projekte/monopoly/model/src/main/java/pp/monopoly/game/server/ServerGameLogic.java b/Projekte/monopoly/model/src/main/java/pp/monopoly/game/server/ServerGameLogic.java
index 21e1c4d..900afd1 100644
--- a/Projekte/monopoly/model/src/main/java/pp/monopoly/game/server/ServerGameLogic.java
+++ b/Projekte/monopoly/model/src/main/java/pp/monopoly/game/server/ServerGameLogic.java
@@ -232,11 +232,11 @@ public class ServerGameLogic implements ClientInterpreter {
     @Override
     public void received(TradeOffer msg, int from) {
         Player sender = playerHandler.getPlayerById(from);
-        Player receiver = playerHandler.getPlayerById(msg.getReceiverId());
+        Player receiver = msg.getTradeHandler().getReceiver();
         
         if (sender != null && receiver != null) {
             LOGGER.log(Level.INFO, "Player {0} offers a trade to player {1}", sender.getName(), receiver.getName());
-            send(playerHandler.getPlayerById(msg.getReceiverId()), new TradeRequest(msg.getReceiverId(), msg.getTradeHandler()));
+            send(receiver, new TradeRequest(msg.getTradeHandler()));
         }
     }
 
diff --git a/Projekte/monopoly/model/src/main/java/pp/monopoly/message/client/TradeOffer.java b/Projekte/monopoly/model/src/main/java/pp/monopoly/message/client/TradeOffer.java
index edb885f..560ecad 100644
--- a/Projekte/monopoly/model/src/main/java/pp/monopoly/message/client/TradeOffer.java
+++ b/Projekte/monopoly/model/src/main/java/pp/monopoly/message/client/TradeOffer.java
@@ -9,7 +9,6 @@ import pp.monopoly.model.TradeHandler;
  */
 @Serializable
 public class TradeOffer extends ClientMessage{
-    private int receiverId;
     private TradeHandler tradehandler;
 
     /**
@@ -23,12 +22,10 @@ public class TradeOffer extends ClientMessage{
      * @param receiverId the ID of the player receiving the Request
      * @param tradehandler the tradehandler
      */
-    public TradeOffer(int receiverId, TradeHandler tradehandler) {
-        this.receiverId = receiverId;
+    public TradeOffer(TradeHandler tradehandler) {
         this.tradehandler = tradehandler;
     }
 
-    public int getReceiverId() { return receiverId; }
     public TradeHandler getTradeHandler() { return tradehandler; }
 
     @Override
diff --git a/Projekte/monopoly/model/src/main/java/pp/monopoly/message/server/TradeRequest.java b/Projekte/monopoly/model/src/main/java/pp/monopoly/message/server/TradeRequest.java
index 7afeb34..c98ada9 100644
--- a/Projekte/monopoly/model/src/main/java/pp/monopoly/message/server/TradeRequest.java
+++ b/Projekte/monopoly/model/src/main/java/pp/monopoly/message/server/TradeRequest.java
@@ -9,7 +9,6 @@ import pp.monopoly.model.TradeHandler;
  */
 @Serializable
 public class TradeRequest extends ServerMessage{
-    private int receiverId;
     private TradeHandler tradehandler;
 
 
@@ -24,12 +23,10 @@ public class TradeRequest extends ServerMessage{
      * @param receiverId the ID of the player receiving the Request
      * @param tradehandler the tradehandler
      */
-    public TradeRequest(int receiverId, TradeHandler tradehandler) {
-        this.receiverId = receiverId;
+    public TradeRequest(TradeHandler tradehandler) {
         this.tradehandler = tradehandler;
     }
 
-    public int getReceiverId() { return receiverId; }
     public TradeHandler getTradeHandler() { return tradehandler; }
 
 
diff --git a/Projekte/monopoly/model/src/main/java/pp/monopoly/model/TradeHandler.java b/Projekte/monopoly/model/src/main/java/pp/monopoly/model/TradeHandler.java
index fe0aa48..7c94f6e 100644
--- a/Projekte/monopoly/model/src/main/java/pp/monopoly/model/TradeHandler.java
+++ b/Projekte/monopoly/model/src/main/java/pp/monopoly/model/TradeHandler.java
@@ -3,23 +3,30 @@ package pp.monopoly.model;
 import pp.monopoly.game.server.Player;
 import pp.monopoly.model.fields.PropertyField;
 
-import java.util.List;
+import java.util.HashSet;
+import java.util.Set;
+
+import com.jme3.network.serializing.Serializable;
 
 /**
  * Handles a single trade between two players.
  * Encapsulates trade details, validation, acceptance, and rejection.
  */
+@Serializable
 public class TradeHandler {
 
     private final Player sender;
     private Player receiver;
     private int offeredAmount;
-    private List<PropertyField> offeredProperties;
+    private Set<PropertyField> offeredProperties = new HashSet<>();
     private int offeredJailCards;
     private int requestedAmount;
-    private List<PropertyField> requestedProperties;
+    private Set<PropertyField> requestedProperties = new HashSet<>();
     private int requestedJailCards;
-    private Boolean status = null;
+
+    private TradeHandler() {
+        sender = null;
+    }
 
     /**
      * Constructs a TradeHandler for a single trade instance.
@@ -33,8 +40,8 @@ public class TradeHandler {
      * @param requestedProperties the properties requested from the receiver
      * @param requestedJailCards the jail cards requested from the receiver
      */
-    public TradeHandler(Player sender, Player receiver, int offeredAmount, List<PropertyField> offeredProperties,
-                        int offeredJailCards, int requestedAmount, List<PropertyField> requestedProperties, int requestedJailCards) {
+    public TradeHandler(Player sender, Player receiver, int offeredAmount, Set<PropertyField> offeredProperties,
+                        int offeredJailCards, int requestedAmount, Set<PropertyField> requestedProperties, int requestedJailCards) {
         this.sender = sender;
         this.receiver = receiver;
         this.offeredAmount = offeredAmount;
@@ -69,7 +76,7 @@ public class TradeHandler {
         return offeredJailCards;
     }
 
-    public List<PropertyField> getOfferedProperties() {
+    public Set<PropertyField> getOfferedProperties() {
         return offeredProperties;
     }
 
@@ -85,7 +92,7 @@ public class TradeHandler {
         return requestedJailCards;
     }
 
-    public List<PropertyField> getRequestedProperties() {
+    public Set<PropertyField> getRequestedProperties() {
         return requestedProperties;
     }
 
@@ -93,10 +100,6 @@ public class TradeHandler {
         return sender;
     }
 
-    public Boolean getStatus() {
-        return status;
-    }
-
     /**
      * Initiates the trade and validates its terms.
      *
@@ -234,7 +237,7 @@ public class TradeHandler {
         this.offeredJailCards = offeredJailCards;
     }
 
-    public void setOfferedProperties(List<PropertyField> offeredProperties) {
+    public void setOfferedProperties(Set<PropertyField> offeredProperties) {
         this.offeredProperties = offeredProperties;
     }
 
@@ -250,7 +253,7 @@ public class TradeHandler {
         this.requestedJailCards = requestedJailCards;
     }
 
-    public void setRequestedProperties(List<PropertyField> requestedProperties) {
+    public void setRequestedProperties(Set<PropertyField> requestedProperties) {
         this.requestedProperties = requestedProperties;
     }
 }
diff --git a/Projekte/monopoly/model/src/main/java/pp/monopoly/model/fields/BoardManager.java b/Projekte/monopoly/model/src/main/java/pp/monopoly/model/fields/BoardManager.java
index c1cd718..b55b01f 100644
--- a/Projekte/monopoly/model/src/main/java/pp/monopoly/model/fields/BoardManager.java
+++ b/Projekte/monopoly/model/src/main/java/pp/monopoly/model/fields/BoardManager.java
@@ -72,6 +72,15 @@ public class BoardManager {
         return fields;
     }
 
+    public Field getFieldByName(String name) {
+        for (Field field : board) {
+            if (field.getName().equals(name)) {
+                return field;
+            }
+        }
+        throw new NoSuchElementException();
+    }
+
 
     /**
      * Method to find the Field at specific index
diff --git a/Projekte/monopoly/server/src/main/java/pp/monopoly/server/MonopolyServer.java b/Projekte/monopoly/server/src/main/java/pp/monopoly/server/MonopolyServer.java
index 562093a..3b44378 100644
--- a/Projekte/monopoly/server/src/main/java/pp/monopoly/server/MonopolyServer.java
+++ b/Projekte/monopoly/server/src/main/java/pp/monopoly/server/MonopolyServer.java
@@ -44,10 +44,13 @@ import pp.monopoly.message.server.GameStart;
 import pp.monopoly.message.server.NextPlayerTurn;
 import pp.monopoly.message.server.PlayerStatusUpdate;
 import pp.monopoly.message.server.ServerMessage;
+import pp.monopoly.message.server.TradeReply;
+import pp.monopoly.message.server.TradeRequest;
 import pp.monopoly.message.server.ViewAssetsResponse;
 import pp.monopoly.model.Figure;
 import pp.monopoly.model.IntPoint;
 import pp.monopoly.model.LimitedLinkedList;
+import pp.monopoly.model.TradeHandler;
 import pp.monopoly.model.fields.BoardManager;
 import pp.monopoly.model.fields.BuildingProperty;
 import pp.monopoly.model.fields.EventField;
@@ -164,6 +167,9 @@ public class MonopolyServer implements MessageListener<HostedConnection>, Connec
         Serializer.registerClass(EventField.class);
         Serializer.registerClass(GulagField.class);
         Serializer.registerClass(FineField.class);
+        Serializer.registerClass(TradeRequest.class);
+        Serializer.registerClass(TradeReply.class);
+        Serializer.registerClass(TradeHandler.class);
     }
 
     private void registerListeners() {