diff --git a/src/DqBilling.php b/src/DqBilling.php
index 32a90c121e459fb9809bd19fe882ca86a578f24b..7b85ff49df838f74893d4d82b0437e90e51fae02 100644
--- a/src/DqBilling.php
+++ b/src/DqBilling.php
@@ -19,21 +19,13 @@ class DqBilling extends \Staskjs\SimpleApi\SimpleJsonApi {
     }
     
     public function pay(array $customerData, array $paymentData) {
-        $customer = [
-            'id' => $customerData['id']
-        ];
-        
-        $payment = [
-            'card_identifier' => $paymentData['card_identifier'],
-            'merchantSessionKey' => $paymentData['merchant_session_key'],
-            'description' => $paymentData['payment_type'],
-            'type' => $paymentData['payment_type'],
-            'amount' => $paymentData['amount'],
-            'currency' => $paymentData['currency'],
-            'save_card' => $paymentData['save_data'],
-            'applicationAlias' => $paymentData['application_alias']
-        ];
-        
+        $customer = array_only($customerData, ['id']);
+
+        $payment = array_only($paymentData, [
+            'card_identifier', 'merchantSessionKey', 'description',
+            'type', 'amount', 'currency', 'save_card', 'applicationAlias',
+        ]);
+
         return $this->request('POST', 'pay', [
             'customer' => $customer,
             'payment' => $payment,
@@ -43,4 +35,20 @@ class DqBilling extends \Staskjs\SimpleApi\SimpleJsonApi {
     public function getPaymentSession() {
         return $this->request('GET', 'payment_session');
     }
+    
+    public function getClientProfiles($urn) {
+        return $this->request('GET', 'customers', ['urn' => $urn]);
+    }
+    
+    public function getProfilePaymentCards($customerId) {
+        return $this->request('GET', "customers/{$customerId}/cards");
+    }
+    
+    public function saveProfile(array $profile) {
+        $profileData = array_only($profile, [
+            'urn', 'first_name', 'last_name', 'address_1', 'address_2',
+            'country', 'city', 'postal_code', 'state', 'id'
+        ]);
+        return $this->request('POST', 'customers', $profileData);
+    }
 }