diff --git a/include/class-monero-wallet-rpc.php b/include/class-monero-wallet-rpc.php
index 5940dda..4ff7f58 100644
--- a/include/class-monero-wallet-rpc.php
+++ b/include/class-monero-wallet-rpc.php
@@ -349,4 +349,30 @@ class Monero_Wallet_Rpc
         $get_bulk_payments = $this->_run('get_bulk_payments', $get_bulk_payments_parameters);
         return $get_bulk_payments;
     }
+    
+    public function get_transfers($arr)
+    {
+        $get_parameters = $arr;
+        $get_transfers = $this->_run('get_transfers', $get_parameters);
+        return $get_transfers;
+    }
+    
+    public function get_address_index($subaddress)
+    {
+        $params = array('address' => $subaddress);
+        return $this->_run('get_address_index', $params);
+    }
+
+    public function store()
+    {
+        return $this->_run('store');
+    }
+
+    public function create_address($account_index = 0, $label = '')
+    {
+        $params = array('account_index' => $account_index, 'label' => $label);
+        $create_address_method = $this->_run('create_address', $params);
+        $save = $this->store(); // Save wallet state after subaddress creation
+        return $create_address_method;
+    }
 }