diff --git a/src/main/java/edu/ntnu/idi/idatt2003/g40/mappe/model/Portfolio.java b/src/main/java/edu/ntnu/idi/idatt2003/g40/mappe/model/Portfolio.java
index 3b08af9..8a77791 100644
--- a/src/main/java/edu/ntnu/idi/idatt2003/g40/mappe/model/Portfolio.java
+++ b/src/main/java/edu/ntnu/idi/idatt2003/g40/mappe/model/Portfolio.java
@@ -3,9 +3,7 @@
 import edu.ntnu.idi.idatt2003.g40.mappe.utils.Validator;
 import java.math.BigDecimal;
 import java.util.ArrayList;
-import java.util.HashMap;
 import java.util.List;
-import java.util.Map;
 
 /**
  * Represents a player's portfolio of shares.
diff --git a/src/main/java/edu/ntnu/idi/idatt2003/g40/mappe/model/Purchase.java b/src/main/java/edu/ntnu/idi/idatt2003/g40/mappe/model/Purchase.java
index af28170..01645b4 100644
--- a/src/main/java/edu/ntnu/idi/idatt2003/g40/mappe/model/Purchase.java
+++ b/src/main/java/edu/ntnu/idi/idatt2003/g40/mappe/model/Purchase.java
@@ -23,14 +23,4 @@ public Purchase(final Share share,
                   final TransactionCalculator calculator) {
     super(share, week, calculator);
   }
-
-  /**
-   * Commits the purchase.
-   *
-   * @param player the {@link Player} object performing the purchase.
-   * */
-  @Override
-  public void commit(final Player player) {
-    setCommitted(true);
-  }
 }
diff --git a/src/main/java/edu/ntnu/idi/idatt2003/g40/mappe/model/Sale.java b/src/main/java/edu/ntnu/idi/idatt2003/g40/mappe/model/Sale.java
index 7731aff..955201a 100644
--- a/src/main/java/edu/ntnu/idi/idatt2003/g40/mappe/model/Sale.java
+++ b/src/main/java/edu/ntnu/idi/idatt2003/g40/mappe/model/Sale.java
@@ -23,14 +23,4 @@ public Sale(final Share share,
               final TransactionCalculator calculator) {
     super(share, week, calculator);
   }
-
-  /**
-   * Commits the purchase.
-   *
-   * @param player the {@link Player} object performing the purchase.
-   * */
-  @Override
-  public void commit(final Player player) {
-    setCommitted(true);
-  }
 }
diff --git a/src/main/java/edu/ntnu/idi/idatt2003/g40/mappe/model/Transaction.java b/src/main/java/edu/ntnu/idi/idatt2003/g40/mappe/model/Transaction.java
index 62993f1..04c1dd1 100644
--- a/src/main/java/edu/ntnu/idi/idatt2003/g40/mappe/model/Transaction.java
+++ b/src/main/java/edu/ntnu/idi/idatt2003/g40/mappe/model/Transaction.java
@@ -97,14 +97,7 @@ public boolean isCommited() {
    *
    * @param player The player that performed the transaction.
    * */
-  public abstract void commit(Player player);
-
-  /**
-   * Sets the committed flag.
-   *
-   * @param value the value to set the committed flag to.
-   * */
-  protected void setCommitted(final boolean value) {
-    committed = value;
+  public void commit(final Player player) {
+    committed = true;
   }
 }