diff --git a/sample/tls/TlsCheck.php b/sample/tls/TlsCheck.php
index 74b80f8..3ab0a5e 100644
--- a/sample/tls/TlsCheck.php
+++ b/sample/tls/TlsCheck.php
@@ -7,9 +7,6 @@
 
 require __DIR__ . '/../bootstrap.php';
 use PayPal\Api\Amount;
-use PayPal\Api\Details;
-use PayPal\Api\Item;
-use PayPal\Api\ItemList;
 use PayPal\Api\Payer;
 use PayPal\Api\Payment;
 use PayPal\Api\RedirectUrls;
diff --git a/tests/PayPal/Test/Api/AlternatePaymentTest.php b/tests/PayPal/Test/Api/AlternatePaymentTest.php
index 3074ee7..13d9eee 100644
--- a/tests/PayPal/Test/Api/AlternatePaymentTest.php
+++ b/tests/PayPal/Test/Api/AlternatePaymentTest.php
@@ -2,7 +2,6 @@
 
 namespace PayPal\Test\Api;
 
-use PayPal\Common\PayPalModel;
 use PayPal\Api\AlternatePayment;
 
 /**
diff --git a/tests/PayPal/Test/Api/BillingTest.php b/tests/PayPal/Test/Api/BillingTest.php
index 30bb830..b30210b 100644
--- a/tests/PayPal/Test/Api/BillingTest.php
+++ b/tests/PayPal/Test/Api/BillingTest.php
@@ -2,7 +2,6 @@
 
 namespace PayPal\Test\Api;
 
-use PayPal\Common\PayPalModel;
 use PayPal\Api\Billing;
 
 /**
diff --git a/tests/PayPal/Test/Api/CarrierAccountTest.php b/tests/PayPal/Test/Api/CarrierAccountTest.php
index bbaa6cd..c4cef65 100644
--- a/tests/PayPal/Test/Api/CarrierAccountTest.php
+++ b/tests/PayPal/Test/Api/CarrierAccountTest.php
@@ -2,7 +2,6 @@
 
 namespace PayPal\Test\Api;
 
-use PayPal\Common\PayPalModel;
 use PayPal\Api\CarrierAccount;
 
 /**
diff --git a/tests/PayPal/Test/Api/CountryCodeTest.php b/tests/PayPal/Test/Api/CountryCodeTest.php
index 73e5b8f..f5cbded 100644
--- a/tests/PayPal/Test/Api/CountryCodeTest.php
+++ b/tests/PayPal/Test/Api/CountryCodeTest.php
@@ -2,7 +2,6 @@
 
 namespace PayPal\Test\Api;
 
-use PayPal\Common\PayPalModel;
 use PayPal\Api\CountryCode;
 
 /**
diff --git a/tests/PayPal/Test/Api/CreditFinancingOfferedTest.php b/tests/PayPal/Test/Api/CreditFinancingOfferedTest.php
index 752a565..878371a 100644
--- a/tests/PayPal/Test/Api/CreditFinancingOfferedTest.php
+++ b/tests/PayPal/Test/Api/CreditFinancingOfferedTest.php
@@ -2,7 +2,6 @@
 
 namespace PayPal\Test\Api;
 
-use PayPal\Common\PayPalModel;
 use PayPal\Api\CreditFinancingOffered;
 
 /**
diff --git a/tests/PayPal/Test/Api/ExternalFundingTest.php b/tests/PayPal/Test/Api/ExternalFundingTest.php
index 852ded8..f3fadd5 100644
--- a/tests/PayPal/Test/Api/ExternalFundingTest.php
+++ b/tests/PayPal/Test/Api/ExternalFundingTest.php
@@ -2,7 +2,6 @@
 
 namespace PayPal\Test\Api;
 
-use PayPal\Common\PayPalModel;
 use PayPal\Api\ExternalFunding;
 
 /**
diff --git a/tests/PayPal/Test/Api/PotentialPayerInfoTest.php b/tests/PayPal/Test/Api/PotentialPayerInfoTest.php
index 699deff..50cd24d 100644
--- a/tests/PayPal/Test/Api/PotentialPayerInfoTest.php
+++ b/tests/PayPal/Test/Api/PotentialPayerInfoTest.php
@@ -2,7 +2,6 @@
 
 namespace PayPal\Test\Api;
 
-use PayPal\Common\PayPalModel;
 use PayPal\Api\PotentialPayerInfo;
 
 /**
diff --git a/tests/PayPal/Test/Api/PrivateLabelCardTest.php b/tests/PayPal/Test/Api/PrivateLabelCardTest.php
index 2ec678e..96b1e6a 100644
--- a/tests/PayPal/Test/Api/PrivateLabelCardTest.php
+++ b/tests/PayPal/Test/Api/PrivateLabelCardTest.php
@@ -2,7 +2,6 @@
 
 namespace PayPal\Test\Api;
 
-use PayPal\Common\PayPalModel;
 use PayPal\Api\PrivateLabelCard;
 
 /**
diff --git a/tests/PayPal/Test/Api/ProcessorResponseTest.php b/tests/PayPal/Test/Api/ProcessorResponseTest.php
index 6fad9ea..dc779fc 100644
--- a/tests/PayPal/Test/Api/ProcessorResponseTest.php
+++ b/tests/PayPal/Test/Api/ProcessorResponseTest.php
@@ -2,7 +2,6 @@
 
 namespace PayPal\Test\Api;
 
-use PayPal\Common\PayPalModel;
 use PayPal\Api\ProcessorResponse;
 
 /**