diff --git a/assets/js/src/newsletters/send/congratulate/success.jsx b/assets/js/src/newsletters/send/congratulate/success.jsx
index e78004cb64..b3b350c611 100644
--- a/assets/js/src/newsletters/send/congratulate/success.jsx
+++ b/assets/js/src/newsletters/send/congratulate/success.jsx
@@ -18,7 +18,7 @@ function renderHeader(newsletter) {
   return MailPoet.I18n.t('congratulationsSendSuccessHeader');
 }
 
-function Success(props) {
+function MSSUserSuccess(props) {
   const showSuccessDeliveryPoll = (
     props.newsletter.type === 'standard'
     && props.newsletter.status !== 'scheduled'
@@ -46,6 +46,38 @@ function Success(props) {
   );
 }
 
+MSSUserSuccess.propTypes = {
+  successClicked: PropTypes.func.isRequired,
+  illustrationImageUrl: PropTypes.string.isRequired,
+  newsletter: PropTypes.shape({
+    status: PropTypes.string.isRequired,
+    type: PropTypes.string.isRequired,
+  }).isRequired,
+};
+
+function PitchMss() {
+  return (
+    <div>
+      DISPLAY MSS PITCH HERE
+    </div>
+  );
+}
+
+function Success(props) {
+  if (!window.has_premium_key) {
+    return (
+      <PitchMss />
+    );
+  }
+  return (
+    <MSSUserSuccess
+      successClicked={props.successClicked}
+      illustrationImageUrl={props.illustrationImageUrl}
+      newsletter={props.newsletter}
+    />
+  );
+}
+
 Success.propTypes = {
   successClicked: PropTypes.func.isRequired,
   illustrationImageUrl: PropTypes.string.isRequired,
diff --git a/lib/AdminPages/Pages/Newsletters.php b/lib/AdminPages/Pages/Newsletters.php
index 195419000b..d0533696ca 100644
--- a/lib/AdminPages/Pages/Newsletters.php
+++ b/lib/AdminPages/Pages/Newsletters.php
@@ -72,6 +72,7 @@ class Newsletters {
     $data['segments'] = $segments;
     $data['settings'] = $this->settings->getAll();
     $data['mss_active'] = Bridge::isMPSendingServiceEnabled();
+    $data['has_premium_key'] = Bridge::isMSSKeySpecified();
     $data['current_wp_user'] = $this->wp->wpGetCurrentUser()->to_array();
     $data['current_wp_user_firstname'] = $this->wp->wpGetCurrentUser()->user_firstname;
     $data['site_url'] = $this->wp->siteUrl();
diff --git a/lib/AdminPages/Pages/WelcomeWizard.php b/lib/AdminPages/Pages/WelcomeWizard.php
index a2a9ed1bad..f36cf89d9d 100644
--- a/lib/AdminPages/Pages/WelcomeWizard.php
+++ b/lib/AdminPages/Pages/WelcomeWizard.php
@@ -5,8 +5,8 @@ namespace MailPoet\AdminPages\Pages;
 use MailPoet\AdminPages\PageRenderer;
 use MailPoet\Config\Menu;
 use MailPoet\Config\MP2Migrator;
-use MailPoet\Config\ServicesChecker;
 use MailPoet\Models\Subscriber;
+use MailPoet\Services\Bridge;
 use MailPoet\Settings\SettingsController;
 use MailPoet\WooCommerce\Helper as WooCommerceHelper;
 use MailPoet\WP\Functions as WPFunctions;
@@ -24,21 +24,16 @@ class WelcomeWizard {
   /** @var WPFunctions */
   private $wp;
 
-  /** @var ServicesChecker */
-  private $services_checker;
-
   function __construct(
     PageRenderer $page_renderer,
     SettingsController $settings,
     WooCommerceHelper $woocommerce_helper,
-    WPFunctions $wp,
-    ServicesChecker $services_checker
+    WPFunctions $wp
   ) {
     $this->page_renderer = $page_renderer;
     $this->settings = $settings;
     $this->woocommerce_helper = $woocommerce_helper;
     $this->wp = $wp;
-    $this->services_checker = $services_checker;
   }
 
   function render() {
@@ -50,7 +45,7 @@ class WelcomeWizard {
       'sender' => $this->settings->get('sender'),
       'admin_email' => $this->wp->getOption('admin_email'),
       'subscribers_count' => Subscriber::count(),
-      'has_premium_key' => $this->services_checker->isPremiumKeyValid(),
+      'has_premium_key' => Bridge::isMSSKeySpecified(),
     ];
     $this->page_renderer->displayPage('welcome_wizard.html', $data);
   }
diff --git a/views/newsletters.html b/views/newsletters.html
index 2cc0c28f87..7363d4cc59 100644
--- a/views/newsletters.html
+++ b/views/newsletters.html
@@ -24,6 +24,7 @@
       var mailpoet_date_storage_format = "Y-m-d";
       var mailpoet_tracking_enabled = <%= json_encode(tracking_enabled) %>;
       var mailpoet_premium_active = <%= json_encode(premium_plugin_active) %>;
+      var has_premium_key = <%= json_encode(has_premium_key) %>;
       var mailpoet_woocommerce_active = <%= json_encode(is_woocommerce_active) %>;
       var mailpoet_automatic_emails = <%= json_encode(automatic_emails) %>;
       var mailpoet_feature_announcement_has_news = <%= json_encode(feature_announcement_has_news) %>;