diff --git a/controllers/front/SmailyCron.php b/controllers/front/SmailyCron.php
index ebe130b..4b435b7 100644
--- a/controllers/front/SmailyCron.php
+++ b/controllers/front/SmailyCron.php
@@ -140,6 +140,10 @@ private function abandonedCart()
                 $reminder_time = strtotime('+' . $delay . ' hours', $cart_updated_time);
                 $current_time = strtotime(date('Y-m-d H:i') . ':00');
 
+                // Continue with data gathering only if there is an email value to send data to.
+                if (empty($abandoned_cart['email'])) {
+                    continue;
+                }
                 // Check if mail has allready been sent about this cart
                 $id_customer = (int) $abandoned_cart['id_customer'];
                 $id_cart = (int) $abandoned_cart['id_cart'];
@@ -151,10 +155,22 @@ private function abandonedCart()
 
                     $adresses = array(
                         'email' => $abandoned_cart['email'],
-                        'firstname' => $abandoned_cart['firstname'],
-                        'lastname' => $abandoned_cart['lastname'],
+                        'firstname' => isset($abandoned_cart['firstname']) ? $abandoned_cart['firstname'] : '',
+                        'lastname' => isset($abandoned_cart['lastname']) ? $abandoned_cart['lastname'] :'',
                     );
-
+                    // Empty products array for legacy API. All fields are set to empty string.
+                    $fields_available = array(
+                        'product_name',
+                        'product_description_short',
+                        'product_price',
+                        'product_category',
+                        'procuct_quantity',
+                    );
+                    for ($i=1; $i < 11; $i++) {
+                        foreach ($fields_available as $field) {
+                            $adresses[ $field . '_' . $i ] = '';
+                        }
+                    }
                     // Collect products of abandoned cart.
                     if (!empty($products)) {
                         $i = 1;
diff --git a/translations/et.php b/translations/et.php
index 4298024..bcfa563 100644
--- a/translations/et.php
+++ b/translations/et.php
@@ -21,7 +21,7 @@
 $_MODULE['<{smailyforprestashop}prestashop>smailycron_ff0f6b0cf4d70ad36a09f7079be3f546'] = 'Unustatud ostukorvi meeldetuletus deaktiveeritud!';
 $_MODULE['<{smailyforprestashop}prestashop>smailycron_b55a2b2d84680417f12898a11647a1cb'] = 'Vale kasutajatunnus või parool!';
 $_MODULE['<{smailyforprestashop}prestashop>smaily_configure_05118375527d94e35408da46efdce0e5'] = 'Smaily Mooduli Sätted';
-$_MODULE['<{smailyforprestashop}prestashop>smaily_configure_b689be7d5235c3ec45ec989d993c5355'] = 'Aktiveeri kasutajate sünkroniseerimine';
+$_MODULE['<{smailyforprestashop}prestashop>smaily_configure_a69d72ba4abe9915e183bcd00d8fcc42'] = 'Käivita Kasutajate Sünkroniseerimine';
 $_MODULE['<{smailyforprestashop}prestashop>smaily_configure_93cba07454f06a4a960172bbd6e2a435'] = 'Jah';
 $_MODULE['<{smailyforprestashop}prestashop>smaily_configure_bafd7322c6e97d25b6299b5d6fe8920b'] = 'Ei';
 $_MODULE['<{smailyforprestashop}prestashop>smaily_configure_beed05bccb8b6f21466910eb4a4f142b'] = 'Alamdomeen';
diff --git a/upgrade/Upgrade-1.1.0.php b/upgrade/Upgrade-1.1.0.php
new file mode 100644
index 0000000..fbe4967
--- /dev/null
+++ b/upgrade/Upgrade-1.1.0.php
@@ -0,0 +1,42 @@
+<?php
+/**
+ * 2018 Smaily
+ *
+ * NOTICE OF LICENSE
+ *
+ * Smaily for PrestaShop is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * any later version.
+ *
+ * Smaily for PrestaShop is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Smaily for PrestaShop. If not, see <http://www.gnu.org/licenses/>.
+ *
+ * @author    Smaily <info@smaily.com>
+ * @copyright 2018 Smaily
+ * @license   GPL3
+ */
+
+if (!defined('_PS_VERSION_')) {
+    exit;
+}
+
+/**
+ * Upgrades database with smaily abandoned cart table.
+ *
+ */
+function upgrade_module_1_1_0()
+{
+    return Db::getInstance()->execute(
+        'CREATE TABLE IF NOT EXISTS '._DB_PREFIX_.'smaily_cart (
+            `id_smaily_cart` INT UNSIGNED NOT NULL AUTO_INCREMENT PRIMARY KEY ,
+            `id_customer` INT UNSIGNED NULL ,
+            `id_cart` INT UNSIGNED NULL ,
+            `date_sent` DATETIME NOT NULL) ENGINE='._MYSQL_ENGINE_
+    );
+}
diff --git a/upgrade/index.php b/upgrade/index.php
new file mode 100644
index 0000000..a714670
--- /dev/null
+++ b/upgrade/index.php
@@ -0,0 +1,31 @@
+<?php
+/**
+ * 2018 Smaily
+ *
+ * NOTICE OF LICENSE
+ *
+ * Smaily for PrestaShop is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * any later version.
+ *
+ * Smaily for PrestaShop is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Smaily for PrestaShop. If not, see <http://www.gnu.org/licenses/>.
+ *
+ * @author    Smaily <info@smaily.com>
+ * @copyright 2018 Smaily
+ * @license   GPL3
+ */
+
+header("Expires: Mon, 26 Jul 1997 05:00:00 GMT");
+header("Last-Modified: ".gmdate("D, d M Y H:i:s")." GMT");
+header("Cache-Control: no-store, no-cache, must-revalidate");
+header("Cache-Control: post-check=0, pre-check=0", false);
+header("Pragma: no-cache");
+header("Location: ../");
+exit;
diff --git a/views/templates/admin/smaily_configure.tpl b/views/templates/admin/smaily_configure.tpl
index 1da7aff..6d4ab17 100644
--- a/views/templates/admin/smaily_configure.tpl
+++ b/views/templates/admin/smaily_configure.tpl
@@ -33,7 +33,7 @@
     <div class="form-wrapper">
         <div class="form-group">
             <label class="control-label col-lg-3">
-            {l s="Enable Cron" mod='smailyforprestashop'}
+            {l s="Enable Customer Synchronization" mod='smailyforprestashop'}
             </label>
             <div class="col-lg-9">
                 <span class="switch prestashop-switch fixed-width-lg">