diff -u b/modules/commerce/src/Plugin/migrate/source/d7/BillingProfile.php b/modules/commerce/src/Plugin/migrate/source/d7/BillingProfile.php
--- b/modules/commerce/src/Plugin/migrate/source/d7/BillingProfile.php
+++ b/modules/commerce/src/Plugin/migrate/source/d7/BillingProfile.php
@@ -21,7 +21,7 @@
   const JOIN = 'cp.revision_id = cpr.revision_id';
 
   /**
-   * @inheritDoc
+   * {@inheritdoc}
    */
   public function fields() {
     return [
@@ -37,7 +37,7 @@
   }
 
   /**
-   * @inheritDoc
+   * {@inheritdoc}
    */
   public function getIds() {
     $ids['profile_id']['type'] = 'integer';
@@ -46,7 +46,7 @@
   }
 
   /**
-   * @inheritDoc
+   * {@inheritdoc}
    */
   public function query() {
     $query = $this->select('commerce_customer_profile', 'cp')
diff -u b/modules/commerce/src/Plugin/migrate/source/d7/ProductDisplayType.php b/modules/commerce/src/Plugin/migrate/source/d7/ProductDisplayType.php
--- b/modules/commerce/src/Plugin/migrate/source/d7/ProductDisplayType.php
+++ b/modules/commerce/src/Plugin/migrate/source/d7/ProductDisplayType.php
@@ -18,7 +18,7 @@
 class ProductDisplayType extends DrupalSqlBase {
 
   /**
-   * @inheritDoc
+   * {@inheritdoc}
    */
   public function fields() {
     return [
@@ -60,7 +60,7 @@
   }
 
   /**
-   * @inheritDoc
+   * {@inheritdoc}
    */
   public function query() {
     $query = $this->select('field_config', 'fc');
diff -u b/modules/commerce/tests/src/Kernel/Migrate/d7/Commerce1TestBase.php b/modules/commerce/tests/src/Kernel/Migrate/d7/Commerce1TestBase.php
--- b/modules/commerce/tests/src/Kernel/Migrate/d7/Commerce1TestBase.php
+++ b/modules/commerce/tests/src/Kernel/Migrate/d7/Commerce1TestBase.php
@@ -4,6 +4,11 @@
 
 use Drupal\Tests\migrate_drupal\Kernel\d7\MigrateDrupal7TestBase;
 
+/**
+ * Base calls for Commerce migration tests.
+ *
+ * @package Drupal\Tests\commerce_migrate_commerce\Kernel\Migrate\d7
+ */
 abstract class Commerce1TestBase extends MigrateDrupal7TestBase {
 
   /**
@@ -30,7 +35,7 @@
   ];
 
   /**
-   * @inheritDoc
+   * {@inheritdoc}
    */
   protected function setUp() {
     parent::setUp();
@@ -43,6 +48,7 @@
   protected function getFixtureFilePath() {
     return __DIR__ . '/../../../../fixtures/ck2.php';
   }
+
   /**
    * Creates a default store.
    */
only in patch2:
unchanged:
--- a/src/Plugin/migrate/source/ubercart/d6/BillingProfile.php
+++ b/src/Plugin/migrate/source/ubercart/d6/BillingProfile.php
@@ -6,6 +6,8 @@ use Drupal\migrate\Plugin\migrate\source\SqlBase;
 use Drupal\migrate\Row;
 
 /**
+ * Gets the billing profile data.
+ *
  * @MigrateSource(
  *   id = "d6_ubercart_billing_profile"
  * )
@@ -66,9 +68,9 @@ class BillingProfile extends SqlBase {
   }
 
   /**
-   * Queries database for the order ids of the most recently modified billing
-   * addresses. It assumes the billing address on the most recent order are
-   * the most current.
+   * Gets orders id for the most recent modified billing address.
+   *
+   * Assumes the billing address on the most recent order are the most current.
    */
   public function getOrderIds() {
     $query = $this->select('uc_orders', 'uo')
only in patch2:
unchanged:
--- a/src/Plugin/migrate/source/ubercart/d6/Product.php
+++ b/src/Plugin/migrate/source/ubercart/d6/Product.php
@@ -2,13 +2,12 @@
 
 namespace Drupal\commerce_migrate\Plugin\migrate\source\ubercart\d6;
 
-use Drupal\Core\State\StateInterface;
-use Drupal\migrate\MigrateException;
 use Drupal\migrate\Plugin\migrate\source\SqlBase;
-use Drupal\migrate\Plugin\MigrationInterface;
 use Drupal\migrate\Row;
 
 /**
+ * Gets the ubercart product dat.
+ *
  * @MigrateSource(
  *   id = "d6_ubercart_product"
  * )