diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..987e2a2
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+composer.lock
+vendor
diff --git a/.php-version b/.php-version
new file mode 100644
index 0000000..37722eb
--- /dev/null
+++ b/.php-version
@@ -0,0 +1 @@
+7.4
diff --git a/composer.json b/composer.json
index 24360b1..a188abf 100644
--- a/composer.json
+++ b/composer.json
@@ -10,6 +10,21 @@
         }
     ],
     "repositories": [
+        {
+            "//": "https://git.drupalcode.org/issue/webform_embed-3149360/-/tree/3149360-automated-drupal-9",
+            "type": "package",
+            "package": {
+                "name": "drupal/webform_embed",
+                "//": "@see https://github.com/OS2Forms/os2forms/blob/master/composer.json#L27",
+                "version": "1.x-dev",
+                "type": "drupal-module",
+                "source": {
+                    "url": "https://git.drupalcode.org/issue/webform_embed-3149360.git",
+                    "type": "git",
+                    "reference": "3149360-automated-drupal-9"
+                }
+            }
+        },
         {
             "type": "composer",
             "url": "https://packages.drupal.org/8"
@@ -49,5 +64,11 @@
         "coding-standards-apply": [
             "@coding-standards-apply/phpcs"
         ]
+    },
+    "config": {
+        "allow-plugins": {
+            "dealerdirect/phpcodesniffer-composer-installer": true,
+            "vaimo/composer-patches": true
+        }
     }
 }
diff --git a/phpcs.xml.dist b/phpcs.xml.dist
index afd36d2..a81e1e1 100644
--- a/phpcs.xml.dist
+++ b/phpcs.xml.dist
@@ -3,7 +3,9 @@
   <description>The coding standard.</description>
 
   <file>.</file>
+  <exclude-pattern>generated-sources/</exclude-pattern>
   <exclude-pattern>vendor/</exclude-pattern>
+  <exclude-pattern>src/Client/</exclude-pattern>
 
   <!-- Show progress of the run -->
   <arg value="p"/>
diff --git a/src/Commands/CreatePdf.php b/src/Commands/CreatePdf.php
index b212234..b14f4a7 100644
--- a/src/Commands/CreatePdf.php
+++ b/src/Commands/CreatePdf.php
@@ -16,7 +16,7 @@ class CreatePdf extends DrushCommands {
   /**
    * The os2forms_digital_post template manager.
    *
-   * @var TemplateManager
+   * @var \Drupal\os2forms_digital_post\Manager\TemplateManager
    */
   protected TemplateManager $templateManager;
 
@@ -27,6 +27,9 @@ class CreatePdf extends DrushCommands {
    */
   protected $entityTypeManager;
 
+  /**
+   * Constructor.
+   */
   public function __construct(TemplateManager $templateManager, EntityTypeManagerInterface $entity_type_manager) {
     parent::__construct();
     $this->templateManager = $templateManager;
@@ -49,7 +52,11 @@ public function __construct(TemplateManager $templateManager, EntityTypeManagerI
    * @throws \Drupal\Component\Plugin\Exception\InvalidPluginDefinitionException
    * @throws \Drupal\Component\Plugin\Exception\PluginNotFoundException
    */
-  public function create($template, $options = ['submission_id' => 0, 'file_location' => '', 'file_name' => 'test.pdf']) {
+  public function create($template, array $options = [
+    'submission_id' => 0,
+    'file_location' => '',
+    'file_name' => 'test.pdf',
+  ]) {
     $elements[] = [];
     $webformLabel = '';
     $webform_submission = $this->entityTypeManager->getStorage('webform_submission')->load($options['submission_id']);
@@ -91,4 +98,5 @@ public function create($template, $options = ['submission_id' => 0, 'file_locati
     file_put_contents($filePath, $pdf);
     $this->output()->writeln(sprintf('Pdf written to %s', $filePath));
   }
+
 }
diff --git a/src/Consumer/PrintServiceConsumer.php b/src/Consumer/PrintServiceConsumer.php
index 9555596..cbd04a6 100644
--- a/src/Consumer/PrintServiceConsumer.php
+++ b/src/Consumer/PrintServiceConsumer.php
@@ -2,6 +2,7 @@
 
 namespace Drupal\os2forms_digital_post\Consumer;
 
+use Drupal\Core\Config\ImmutableConfig;
 use Drupal\Core\Config\ConfigFactoryInterface;
 use Drupal\Core\Lock\LockBackendInterface;
 use Drupal\Core\State\State;
@@ -17,10 +18,8 @@
 use Drupal\os2forms_digital_post\Client\StructType\KontaktOplysningType;
 use Drupal\os2forms_digital_post\Client\StructType\PrintAfsendBrevRequestType;
 use Drupal\os2forms_digital_post\Client\StructType\SlutbrugerIdentitetType;
-use Exception;
 use ItkDev\Serviceplatformen\Certificate\AzureKeyVaultCertificateLocator;
 use ItkDev\Serviceplatformen\Certificate\CertificateLocatorInterface;
-use SoapFault;
 use WsdlToPhp\PackageBase\AbstractSoapClientBase;
 use GuzzleHttp\Client;
 use Http\Factory\Guzzle\RequestFactory;
@@ -28,16 +27,55 @@
 use Http\Adapter\Guzzle6\Client as GuzzleAdapter;
 use ItkDev\AzureKeyVault\KeyVault\VaultSecret;
 
+/**
+ * Print service consumer.
+ */
 class PrintServiceConsumer {
-
-  private $config;
-  private $guzzleClient;
-  private $lock;
-  private $state;
+  /**
+   * The config.
+   *
+   * @var \Drupal\Core\Config\ImmutableConfig
+   */
+  private ImmutableConfig $config;
+
+  /**
+   * The client.
+   *
+   * @var \GuzzleHttp\Client
+   */
+  private Client $guzzleClient;
+
+  /**
+   * The lock.
+   *
+   * @var \Drupal\Core\Lock\LockBackendInterface
+   */
+  private LockBackendInterface $lock;
+
+  /**
+   * The state.
+   *
+   * @var \Drupal\Core\State\State
+   */
+  private State $state;
+
+  /**
+   * The UUID generator.
+   *
+   * @var UuidInterface
+   */
   private $uuid;
 
+  /**
+   * The lock name.
+   *
+   * @var string
+   */
   private $lockName = 'os2forms_digital_post_print_service';
 
+  /**
+   * Constructor.
+   */
   public function __construct(ConfigFactoryInterface $configFactory, Client $guzzleClient, LockBackendInterface $lock, State $state) {
 
     $this->config = $configFactory->get('os2forms_digital_post');
@@ -47,25 +85,28 @@ public function __construct(ConfigFactoryInterface $configFactory, Client $guzzl
     $this->uuid = \Drupal::service('uuid');
   }
 
+  /**
+   * Afsend brev person.
+   */
   public function afsendBrevPerson(
-    string $kanalValg = null,
-    string $prioritet = null,
-    string $cprNummerIdentifikator = null,
-    string $personName = null,
-    string $coNavn = null,
-    string $streetName = null,
-    string $streetBuildingIdentifier = null,
-    string $floorIdentifier = null,
-    string $suiteIdentifier = null,
-    string $mailDeliverySublocationIdentifier = null,
-    string $postCodeIdentifier = null,
-    string $districtSubdivisionIdentifier = null,
-    string $postOfficeBoxIdentifier = null,
-    string $countryIdentificationCode = null,
-    string $filFormatNavn = null,
-    string $meddelelseIndholdData = null,
-    string $titelTekst = null,
-    string $brevDato = null
+    string $kanalValg = NULL,
+    string $prioritet = NULL,
+    string $cprNummerIdentifikator = NULL,
+    string $personName = NULL,
+    string $coNavn = NULL,
+    string $streetName = NULL,
+    string $streetBuildingIdentifier = NULL,
+    string $floorIdentifier = NULL,
+    string $suiteIdentifier = NULL,
+    string $mailDeliverySublocationIdentifier = NULL,
+    string $postCodeIdentifier = NULL,
+    string $districtSubdivisionIdentifier = NULL,
+    string $postOfficeBoxIdentifier = NULL,
+    string $countryIdentificationCode = NULL,
+    string $filFormatNavn = NULL,
+    string $meddelelseIndholdData = NULL,
+    string $titelTekst = NULL,
+    string $brevDato = NULL
   ) {
 
     if (!$this->acquireLock()) {
@@ -94,12 +135,12 @@ public function afsendBrevPerson(
       $postCodeIdentifier,
       $districtSubdivisionIdentifier,
       $postOfficeBoxIdentifier,
-      null,
-      null,
-      null,
-      null,
-      null,
-      null,
+      NULL,
+      NULL,
+      NULL,
+      NULL,
+      NULL,
+      NULL,
       $countryIdentificationCodeType
     );
 
@@ -114,10 +155,10 @@ public function afsendBrevPerson(
       $forsendelsesModtager,
       $filFormatNavn,
       $meddelelseIndholdData,
-      null,
+      NULL,
       $dokumentParametre,
-      null,
-      null,
+      NULL,
+      NULL,
       $digitalPostParametre
     );
 
@@ -140,21 +181,24 @@ public function afsendBrevPerson(
       AbstractSoapClientBase::WSDL_LOCATION => $this->config->get('service_endpoint'),
     ]);
 
-
     $response = $client->afsendBrev($request);
 
     $this->releaseLock();
 
-    if (false === $response) {
+    if (FALSE === $response) {
       $lastError = $client->getLastError();
-      /* @var $soapError SoapFault */
+      /** @var SoapFault $soapError */
       $soapError = $lastError['Drupal\os2forms_digital_post\Client\ServiceType\Afsend::afsendBrev'];
-      throw new Exception($soapError->getMessage(), $soapError->getCode()); // Should maybe log this instead!
+      // Should maybe log this instead!
+      throw new \Exception($soapError->getMessage(), $soapError->getCode());
     }
 
     return $response->getResultat();
   }
 
+  /**
+   * Get absolute path to certificate.
+   */
   private function getAzureKeyVaultCertificateLocator(
     string $tenantId,
     string $applicationId,
@@ -188,13 +232,16 @@ private function getAzureKeyVaultCertificateLocator(
     );
   }
 
+  /**
+   * Afsend digital post person.
+   */
   public function afsendDigitalPostPerson(
-    string $kanalValg = null,
-    string $prioritet = null,
-    string $cprNummerIdentifikator = null,
-    string $filFormatNavn = null,
-    string $meddelelseIndholdData = null,
-    string $titelTekst = null
+    string $kanalValg = NULL,
+    string $prioritet = NULL,
+    string $cprNummerIdentifikator = NULL,
+    string $filFormatNavn = NULL,
+    string $meddelelseIndholdData = NULL,
+    string $titelTekst = NULL
   ): bool {
 
     if (!$this->acquireLock()) {
@@ -213,18 +260,18 @@ public function afsendDigitalPostPerson(
     $forsendelsesModtager = new ForsendelseModtagerType($slutBrugerIdentitetType);
 
     $dokumentParametre = new DokumentParametreType($titelTekst);
-    $digitalPostParametre = new DigitalPostParametreType(null, $this->config->get('digital_post_materiale_id'));
+    $digitalPostParametre = new DigitalPostParametreType(NULL, $this->config->get('digital_post_materiale_id'));
 
     $forsendelse = new ForsendelseIType(
       $this->generateAfsendelseIdentifikator(),
-      null,
+      NULL,
       $forsendelsesModtager,
       $filFormatNavn,
       $meddelelseIndholdData,
-      null,
+      NULL,
       $dokumentParametre,
-      null,
-      null,
+      NULL,
+      NULL,
       $digitalPostParametre
     );
 
@@ -247,21 +294,24 @@ public function afsendDigitalPostPerson(
       AbstractSoapClientBase::WSDL_LOCATION => $this->config->get('service_endpoint'),
     ]);
 
-
     $response = $client->afsendBrev($request);
 
     $this->releaseLock();
 
-    if (false === $response) {
+    if (FALSE === $response) {
       $lastError = $client->getLastError();
-      /* @var $soapError SoapFault */
+      /** @var SoapFault $soapError */
       $soapError = $lastError['Drupal\os2forms_digital_post\Client\ServiceType\Afsend::afsendBrev'];
-      throw new \Exception($soapError->getMessage(), $soapError->getCode()); // Should maybe log this instead!
+      // Should maybe log this instead!
+      throw new \Exception($soapError->getMessage(), $soapError->getCode());
     }
 
     return $response->getResultat();
   }
 
+  /**
+   * Generate afsendelse identifikator.
+   */
   protected function generateAfsendelseIdentifikator(): string {
 
     $stateKey = 'os2forms_digital_post_last_letter_counter';
@@ -276,19 +326,28 @@ protected function generateAfsendelseIdentifikator(): string {
 
     return $this->config->get('digital_post_system_id')
       . $this->config->get('digital_post_afsender_system')
-      . $nextLetterNumber
-    ;
+      . $nextLetterNumber;
   }
 
+  /**
+   * Acquire lock.
+   */
   protected function acquireLock(): bool {
     return $this->lock->acquire($this->lockName);
   }
 
+  /**
+   * Release lock.
+   */
   protected function releaseLock() {
     $this->lock->release($this->lockName);
   }
 
+  /**
+   * Wait lock.
+   */
   protected function waitLock(): bool {
     return $this->lock->wait($this->lockName);
   }
+
 }
diff --git a/src/Exception/CprElementNotFoundInSubmissionException.php b/src/Exception/CprElementNotFoundInSubmissionException.php
index e3d352a..42f7f83 100644
--- a/src/Exception/CprElementNotFoundInSubmissionException.php
+++ b/src/Exception/CprElementNotFoundInSubmissionException.php
@@ -2,6 +2,9 @@
 
 namespace Drupal\os2forms_digital_post\Exception;
 
+/**
+ * Cpr Element Not Found In Submission Exception.
+ */
 class CprElementNotFoundInSubmissionException extends \Exception {
 
 }
diff --git a/src/Manager/TemplateManager.php b/src/Manager/TemplateManager.php
index 0c0a094..2f74a08 100644
--- a/src/Manager/TemplateManager.php
+++ b/src/Manager/TemplateManager.php
@@ -2,6 +2,7 @@
 
 namespace Drupal\os2forms_digital_post\Manager;
 
+use Drupal\Core\Config\ImmutableConfig;
 use Dompdf\Css\Stylesheet;
 use Dompdf\Dompdf;
 use Dompdf\Options;
@@ -9,11 +10,27 @@
 use Drupal\Core\Template\TwigEnvironment;
 use Twig\Loader\FilesystemLoader;
 
+/**
+ * Template manager.
+ */
 class TemplateManager implements TemplateManagerInterface {
+  /**
+   * The config.
+   *
+   * @var \Drupal\Core\Config\ImmutableConfig
+   */
+  private ImmutableConfig $config;
 
-  private $config;
-  private $twigEnvironment;
+  /**
+   * The Twig environment.
+   *
+   * @var \Drupal\Core\Template\TwigEnvironment
+   */
+  private TwigEnvironment $twigEnvironment;
 
+  /**
+   * Constructor.
+   */
   public function __construct(ConfigFactoryInterface $configFactory, TwigEnvironment $twigEnvironment, FilesystemLoader $filesystemLoader) {
     $this->config = $configFactory->get('os2forms_digital_post');
     $filesystemLoader->addPath($this->config->get('path_to_templates'));
@@ -23,8 +40,7 @@ public function __construct(ConfigFactoryInterface $configFactory, TwigEnvironme
   /**
    * {@inheritDoc}
    */
-  public function getAvailableTemplates(): array
-  {
+  public function getAvailableTemplates(): array {
     $pathToTemplates = $this->config->get('path_to_templates');
 
     $listOfTemplates = [];
@@ -45,6 +61,9 @@ public function getAvailableTemplates(): array
     return $listOfTemplates;
   }
 
+  /**
+   * {@inheritDoc}
+   */
   public function renderHtml(string $template, array $context = []): string {
 
     $context['logo'] = $this->getPathToBase64EncodedLogo($template);
@@ -53,13 +72,15 @@ public function renderHtml(string $template, array $context = []): string {
     return $this->twigEnvironment->render($pathToTemplate, $context);
   }
 
-  public function renderPdf(string $template, array $context = [], bool $stream = false): string {
+  /**
+   * {@inheritDoc}
+   */
+  public function renderPdf(string $template, array $context = [], bool $stream = FALSE): string {
 
     $html = $this->renderHtml($template, $context);
 
-
     $options = new Options();
-    $options->setIsHtml5ParserEnabled(true);
+    $options->setIsHtml5ParserEnabled(TRUE);
     $domPdf = new Dompdf();
     $domPdf->setPaper('A4', 'portrait');
 
@@ -73,14 +94,19 @@ public function renderPdf(string $template, array $context = [], bool $stream =
     $domPdf->loadHtml($html);
     $domPdf->render();
 
-    if (true === $stream) {
-      $domPdf->stream(); // Streams PDF to browser
+    if (TRUE === $stream) {
+      // Streams PDF to browser.
+      $domPdf->stream();
       return '';
     }
 
-    return $domPdf->output(); //Returns PDF as string
+    // Returns PDF as string.
+    return $domPdf->output();
   }
 
+  /**
+   * Get path to base64encoded logo.
+   */
   private function getPathToBase64EncodedLogo($template): string {
     $pathToLogo = $this->getPathToTemplate($template) . '/logo.png';
 
@@ -95,7 +121,11 @@ private function getPathToBase64EncodedLogo($template): string {
     return 'data:image/' . $extension . ';base64,' . $logoBase64;
   }
 
+  /**
+   * Get path to template.
+   */
   private function getPathToTemplate(string $template): string {
     return $this->config->get('path_to_templates') . '/' . $template;
   }
+
 }
diff --git a/src/Manager/TemplateManagerInterface.php b/src/Manager/TemplateManagerInterface.php
index fd51f87..e1ba526 100644
--- a/src/Manager/TemplateManagerInterface.php
+++ b/src/Manager/TemplateManagerInterface.php
@@ -2,6 +2,9 @@
 
 namespace Drupal\os2forms_digital_post\Manager;
 
+/**
+ * Template manager interface.
+ */
 interface TemplateManagerInterface {
 
   /**
@@ -11,4 +14,5 @@ interface TemplateManagerInterface {
    *   List of available templates.
    */
   public function getAvailableTemplates(): array;
+
 }
diff --git a/src/Plugin/WebformHandler/DigitalPostWebformHandler.php b/src/Plugin/WebformHandler/DigitalPostWebformHandler.php
index 8e3a4d7..768b438 100644
--- a/src/Plugin/WebformHandler/DigitalPostWebformHandler.php
+++ b/src/Plugin/WebformHandler/DigitalPostWebformHandler.php
@@ -4,11 +4,7 @@
 
 use Drupal\Core\Form\FormStateInterface;
 use Drupal\Core\Render\Element;
-use Drupal\os2forms_cpr_lookup\Service\CprServiceInterface;
-use Drupal\os2forms_digital_post\Consumer\PrintServiceConsumer;
 use Drupal\os2forms_digital_post\Exception\CprElementNotFoundInSubmissionException;
-use Drupal\os2forms_digital_post\Manager\TemplateManager;
-use Drupal\webform\Annotation\WebformHandler;
 use Drupal\webform\Plugin\WebformHandlerBase;
 use Drupal\webform\WebformInterface;
 use Drupal\webform\WebformSubmissionInterface;
@@ -27,8 +23,7 @@
  *   submission = \Drupal\webform\Plugin\WebformHandlerInterface::SUBMISSION_REQUIRED,
  * )
  */
-class DigitalPostWebformHandler extends WebformHandlerBase
-{
+class DigitalPostWebformHandler extends WebformHandlerBase {
   /**
    * The token manager.
    *
@@ -44,17 +39,23 @@ class DigitalPostWebformHandler extends WebformHandlerBase
   protected $elementManager;
 
   /**
-   * @var TemplateManager
+   * The template manager.
+   *
+   * @var \Drupal\os2forms_digital_post\Manager\TemplateManager
    */
   protected $templateManager;
 
   /**
-   * @var PrintServiceConsumer
+   * The print service consumer.
+   *
+   * @var \Drupal\os2forms_digital_post\Consumer\PrintServiceConsumer
    */
   protected $printServiceConsumer;
 
   /**
-   * @var CprServiceInterface
+   * The cpr service.
+   *
+   * @var \Drupal\os2forms_cpr_lookup\Service\CprServiceInterface
    */
   protected $cprService;
 
@@ -95,7 +96,7 @@ public function defaultConfiguration() {
    * {@inheritdoc}
    */
   public function buildConfigurationForm(array $form, FormStateInterface $form_state) {
-    $this->getLogger()->debug('This was the form: ' . print_r($this->getWebform()->getElementsDecoded(), true));
+    $this->getLogger()->debug('This was the form: ' . print_r($this->getWebform()->getElementsDecoded(), TRUE));
 
     $availableElements = $this->getAvailableElements($this->getWebform()->getElementsDecoded());
 
@@ -104,7 +105,7 @@ public function buildConfigurationForm(array $form, FormStateInterface $form_sta
       '#title' => $this->t('Prevent elements displayed in template'),
       '#options' => $availableElements,
       '#default_value' => $this->configuration['blacklist_elements_for_template'],
-      '#multiple' => true,
+      '#multiple' => TRUE,
       '#size' => 10,
     ];
 
@@ -115,7 +116,7 @@ public function buildConfigurationForm(array $form, FormStateInterface $form_sta
       '#title' => $this->t('Select template'),
       '#options' => $listOfTemplates,
       '#default_value' => $this->configuration['template'],
-      '#required' => true,
+      '#required' => TRUE,
     ];
 
     // The channels available here are required by the
@@ -126,8 +127,11 @@ public function buildConfigurationForm(array $form, FormStateInterface $form_sta
       '#type' => 'select',
       '#title' => $this->t('Select channel'),
       '#options' => [
-        'D' => $this->t('Digital Post'), // Only send the letter as Digital Post.
-        'A' => $this->t('Automatisk'), // Serviceplatformen decides if a citizen should have digital or physical mail based on the citizens registration.
+        // Only send the letter as Digital Post.
+        'D' => $this->t('Digital Post'),
+        // Serviceplatformen decides if a citizen should have digital or
+        // physical mail based on the citizens registration.
+        'A' => $this->t('Automatisk'),
       ],
       '#default_value' => $this->configuration['channel'],
     ];
@@ -149,7 +153,6 @@ public function buildConfigurationForm(array $form, FormStateInterface $form_sta
       '#options' => $availableElements,
     ];
 
-
     $form['document_title'] = [
       '#type' => 'textfield',
       '#title' => $this->t('Title of document'),
@@ -173,6 +176,9 @@ public function buildConfigurationForm(array $form, FormStateInterface $form_sta
     return $this->setSettingsParents($form);
   }
 
+  /**
+   * Get available elements.
+   */
   private function getAvailableElements(array $elements): array {
     $availableElements = [];
 
@@ -248,9 +254,6 @@ public function submitForm(array &$form, FormStateInterface $form_state, Webform
    * {@inheritdoc}
    */
   public function confirmForm(array &$form, FormStateInterface $form_state, WebformSubmissionInterface $webform_submission) {
-//    $message = $this->configuration['message'];
-//    $message = $this->replaceTokens($message, $this->getWebformSubmission());
-//    $this->messenger()->addStatus(Markup::create(Xss::filter($message)), FALSE);
     $this->debug(__FUNCTION__);
   }
 
@@ -335,7 +338,7 @@ public function postSave(WebformSubmissionInterface $webform_submission, $update
     // when sending digital port. Therefore we append it to “floor” instead.
     $floor = $cprSearchResult->getFloor();
     if (!empty($cprSearchResult->getSide())) {
-      $floor .= ' '.$cprSearchResult->getSide();
+      $floor .= ' ' . $cprSearchResult->getSide();
     }
 
     $recipient = [
@@ -343,7 +346,7 @@ public function postSave(WebformSubmissionInterface $webform_submission, $update
       'streetName' => $cprSearchResult->getStreetName(),
       'streetNumber' => $cprSearchResult->getHouseNumber(),
       'floor' => $floor,
-      'side' => null,
+      'side' => NULL,
       'postalCode' => $cprSearchResult->getPostalCode(),
       'city' => $cprSearchResult->getCity(),
     ];
@@ -353,12 +356,12 @@ public function postSave(WebformSubmissionInterface $webform_submission, $update
       'recipient' => $recipient,
     ];
 
-    if (true === $this->configuration['debug']) {
-      $this->templateManager->renderPdf($this->configuration['template'], $context, true);
+    if (TRUE === $this->configuration['debug']) {
+      $this->templateManager->renderPdf($this->configuration['template'], $context, TRUE);
       return;
     }
 
-    $result = false;
+    $result = FALSE;
 
     switch ($this->configuration['channel']) {
       case 'A':
@@ -367,21 +370,22 @@ public function postSave(WebformSubmissionInterface $webform_submission, $update
           $this->configuration['priority'],
           $submissionData[$this->configuration['cpr_element']],
           $cprSearchResult->getName(),
-          null,
+          NULL,
           $cprSearchResult->getStreetName(),
           $cprSearchResult->getHouseNumber(),
           $floor,
-          null,
-          null,
+          NULL,
+          NULL,
           $cprSearchResult->getPostalCode(),
-          null,
-          null,
+          NULL,
+          NULL,
           'DK',
           'PDF',
           $this->templateManager->renderPdf($this->configuration['template'], $context),
           $this->configuration['document_title']
         );
         break;
+
       case 'D':
         $result = $this->printServiceConsumer->afsendDigitalPostPerson(
           $this->configuration['channel'],
@@ -394,7 +398,7 @@ public function postSave(WebformSubmissionInterface $webform_submission, $update
         break;
     }
 
-    if (false === $result) {
+    if (FALSE === $result) {
       // Throw an error?
     }
   }
@@ -467,4 +471,5 @@ protected function debug($method_name, $context1 = NULL) {
       $this->messenger()->addWarning($this->t('Invoked @id: @class_name:@method_name @context1', $t_args), TRUE);
     }
   }
+
 }