diff --git a/src/main/java/Splitwise.java b/src/main/java/Splitwise.java
index 83e786d..48ff16d 100644
--- a/src/main/java/Splitwise.java
+++ b/src/main/java/Splitwise.java
@@ -86,9 +86,11 @@ public String getUser(String userId) throws Exception {
     /**
      * Update the parameters of the current user.
      * @param id splitwise id of the user
-     * @param details details to be updated (http://dev.splitwise.com/?javascript#update_user-id)
+     * @param details details to be updated
      * @return JSON response string from splitwise
      * @throws Exception
+     * @see <a href="https://dev.splitwise.com/#tag/users/paths/~1update_user~1{id}/post">Splitwise API
+     * documentation</a> for required and optional parameters
      */
     public String updateUser(String id, Map<String, String> details) throws Exception {
         String url = String.format(URL.UPDATE_USER_WITH_ID, id);
@@ -126,9 +128,11 @@ public String getGroup(String id) throws Exception {
 
     /**
      * Creates a splitwise group.
-     * @param details details of the group (http://dev.splitwise.com/?javascript#create_group)
+     * @param details details of the group
      * @return JSON response from splitwise
      * @throws Exception
+     * @see <a href="https://dev.splitwise.com/#tag/groups/paths/~1create_group/post">Splitwise API
+     * documentation</a> for required and optional parameters
      */
     public String createGroup(Map<String, String> details) throws Exception {
         Response response = this.util.makeRequest(URL.CREATE_GROUP_URL, Verb.POST, details);
@@ -153,9 +157,11 @@ public String deleteGroup(String id) throws Exception {
 
     /**
      * Add user to a splitwise group.
-     * @param userDetails details of the user to be added (http://dev.splitwise.com/?javascript#add_user_to_group)
+     * @param userDetails details of the user to be added
      * @return JSON response from splitwise
      * @throws Exception
+     * @see <a href="https://dev.splitwise.com/#tag/groups/paths/~1add_user_to_group/post">Splitwise API
+     * documentation</a> for required and optional parameters
      */
     public String addUserToGroup(Map<String, String> userDetails) throws Exception {
         Response response = this.util.makeRequest(URL.ADD_USER_TO_GROUP, Verb.POST, userDetails);
@@ -173,8 +179,8 @@ public String addUserToGroup(Map<String, String> userDetails) throws Exception {
      */
     public String removeUserFromGroup(final String groupId, final String userId) throws Exception {
         Map<String, String> details = new HashMap<String, String>(){{
-           put(Strings.USER_ID, userId);
-           put(Strings.GROUP_ID, groupId);
+            put(Strings.USER_ID, userId);
+            put(Strings.GROUP_ID, groupId);
         }};
         Response response = this.util.makeRequest(URL.REMOVE_USER_FROM_GROUP, Verb.POST, details);
         if (response.getCode() == 200)
@@ -256,6 +262,21 @@ public String getComments(String expenseId) throws Exception {
         return null;
     }
 
+    /**
+     * Creates a splitwise expense.
+     * @param details details of the expense
+     * @return JSON response from splitwise
+     * @throws Exception
+     * @see <a href="https://dev.splitwise.com/#tag/expenses/paths/~1create_expense/post">Splitwise API
+     * documentation</a> for required and optional parameters
+     */
+    public String createExpense(Map<String, String> details) throws Exception {
+        Response response = this.util.makeRequest(URL.CREATE_EXPENSE, Verb.POST, details);
+        if (response.getCode() == 200)
+            return response.getBody();
+        return null;
+    }
+
     /**
      * Get all expenses for the current user.
      * @return JSON string containing user expenses
diff --git a/src/main/java/constants/URL.java b/src/main/java/constants/URL.java
index c41112f..67a01d1 100644
--- a/src/main/java/constants/URL.java
+++ b/src/main/java/constants/URL.java
@@ -27,6 +27,7 @@ public class URL {
     public static final String DELETE_FRIEND_WITH_ID = BASE_URL + "/delete_friend/%s";
 
     //URLs for Expenses API
+    public static final String CREATE_EXPENSE = BASE_URL + "/create_expense";
     public static final String GET_EXPENSES = BASE_URL + "/get_expenses";
     public static final String GET_EXPENSE_WITH_ID = BASE_URL + "/get_expense/%s";
     public static final String DELETE_EXPENSE_WITH_ID = BASE_URL + "/delete_expense/%s";