diff --git a/assets/js/src/newsletters/types/notification.jsx b/assets/js/src/newsletters/types/notification.jsx
index 92f1606cd1..9952590994 100644
--- a/assets/js/src/newsletters/types/notification.jsx
+++ b/assets/js/src/newsletters/types/notification.jsx
@@ -53,13 +53,13 @@ define(
     var weekDayField = {
       name: 'weekDay',
       values: {
-        0: 'Monday',
-        1: 'Tuesday',
-        2: 'Wednesday',
-        3: 'Thursday',
-        4: 'Friday',
-        5: 'Saturday',
-        6: 'Sunday',
+        0: 'Sunday',
+        1: 'Monday',
+        2: 'Tuesday',
+        3: 'Wednesday',
+        4: 'Thursday',
+        5: 'Friday',
+        6: 'Saturday'
       },
     };
 
@@ -84,10 +84,10 @@ define(
     var nthWeekDayField = {
       name: 'nthWeekDay',
       values: {
-        '0': '1st',
-        '1': '2nd',
-        '2': '3rd',
-        '3': 'last',
+        '1': '1st',
+        '2': '2nd',
+        '3': '3rd',
+        'L': 'last',
       },
     };
 
@@ -99,9 +99,9 @@ define(
         return {
           intervalType: 'immediate', // 'immediate'|'daily'|'weekly'|'monthly'
           timeOfDay: 0,
-          weekDay: 0,
+          weekDay: 1,
           monthDay: 0,
-          nthWeekDay: 0,
+          nthWeekDay: 1,
         };
       },
       handleIntervalChange: function(event) {
diff --git a/composer.json b/composer.json
index 602b8112e0..3be91d72b0 100644
--- a/composer.json
+++ b/composer.json
@@ -9,7 +9,7 @@
     "j4mie/paris": "1.5.4",
     "swiftmailer/swiftmailer": "^5.4",
     "phpseclib/phpseclib": "*",
-    "mtdowling/cron-expression": "^1.0",
+    "mtdowling/cron-expression": "^1.1",
     "nesbot/carbon": "^1.21",
     "soundasleep/html2text": "^0.3.0"
   },
diff --git a/composer.lock b/composer.lock
index 61b632474f..84c3cf549c 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,8 +4,8 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
         "This file is @generated automatically"
     ],
-    "hash": "db2edea5fb720fcb8013ac470e924c19",
-    "content-hash": "85119d1ccd5193b6b08fda305a2427e7",
+    "hash": "2bed8395d84740d7c0ae644a6c6216fd",
+    "content-hash": "7b66e221814f3d5839ed4faabd2f50ad",
     "packages": [
         {
             "name": "cerdic/css-tidy",
@@ -2294,7 +2294,7 @@
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/config/zipball/41ee6c70758f40fa1dbf90d019ae0a66c4a09e74",
+                "url": "https://api.github.com/repos/symfony/config/zipball/ee4cdda66aff834c8125e8f2c15932461667c521",
                 "reference": "41ee6c70758f40fa1dbf90d019ae0a66c4a09e74",
                 "shasum": ""
             },
@@ -2671,7 +2671,7 @@
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/form/zipball/7fd5e4034cb8e215887136f5e176430bbf5ef085",
+                "url": "https://api.github.com/repos/symfony/form/zipball/b629051c77a4f37c625651d03002760385df4575",
                 "reference": "7fd5e4034cb8e215887136f5e176430bbf5ef085",
                 "shasum": ""
             },
@@ -2929,7 +2929,7 @@
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/process/zipball/6f1979c3b0f4c22c77a8a8971afaa7dd07f082ac",
+                "url": "https://api.github.com/repos/symfony/process/zipball/d9d21cfcc3e202ee34777d6da38897695d4d208d",
                 "reference": "6f1979c3b0f4c22c77a8a8971afaa7dd07f082ac",
                 "shasum": ""
             },
diff --git a/lib/Config/Migrator.php b/lib/Config/Migrator.php
index 1398bf72f4..9f7c751143 100644
--- a/lib/Config/Migrator.php
+++ b/lib/Config/Migrator.php
@@ -221,6 +221,7 @@ class Migrator {
       'count_processed mediumint(9) NOT NULL DEFAULT 0,',
       'count_to_process mediumint(9) NOT NULL DEFAULT 0,',
       'count_failed mediumint(9) NOT NULL DEFAULT 0,',
+      'scheduled_at TIMESTAMP NOT NULL DEFAULT 0,',
       'processed_at TIMESTAMP NOT NULL DEFAULT 0,',
       'created_at TIMESTAMP NOT NULL DEFAULT 0,',
       'updated_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,',
diff --git a/lib/Config/Populator.php b/lib/Config/Populator.php
index 9dd7c60594..02c9edc2b1 100644
--- a/lib/Config/Populator.php
+++ b/lib/Config/Populator.php
@@ -180,6 +180,14 @@ class Populator {
         'name' => 'nthWeekDay',
         'newsletter_type' => 'notification',
       ),
+      array(
+        'name' => 'schedule',
+        'newsletter_type' => 'notification',
+      ),
+      array(
+        'name' => 'lastSentData',
+        'newsletter_type' => 'notification',
+      ),
     );
   }
 
diff --git a/lib/Models/Subscriber.php b/lib/Models/Subscriber.php
index 892266fbdd..60342a49da 100644
--- a/lib/Models/Subscriber.php
+++ b/lib/Models/Subscriber.php
@@ -1,6 +1,7 @@
 <?php
 namespace MailPoet\Models;
 use MailPoet\Mailer\Mailer;
+use MailPoet\Newsletter\Scheduler\Scheduler;
 use MailPoet\Util\Helpers;
 use MailPoet\Subscription;
 
@@ -173,6 +174,7 @@ class Subscriber extends Model {
 
       if($subscriber->save()) {
         $subscriber->addToSegments($segment_ids);
+        Scheduler::welcomeForSegmentSubscription($subscriber->id, $segment_ids);
       }
     }
 
diff --git a/lib/Newsletter/Scheduler/Scheduler.php b/lib/Newsletter/Scheduler/Scheduler.php
new file mode 100644
index 0000000000..7b46753057
--- /dev/null
+++ b/lib/Newsletter/Scheduler/Scheduler.php
@@ -0,0 +1,114 @@
+<?php
+namespace MailPoet\Newsletter\Scheduler;
+
+use Carbon\Carbon;
+use MailPoet\Models\Newsletter;
+use MailPoet\Models\NewsletterOption;
+use MailPoet\Models\NewsletterOptionField;
+use MailPoet\Models\SendingQueue;
+
+class Scheduler {
+  const seconds_in_hour = 3600;
+  const last_weekday_format = 'L';
+
+  static function postNotification($newsletter_id) {
+    $newsletter = Newsletter::filter('filterWithOptions')
+      ->findOne($newsletter_id)
+      ->asArray();
+    $interval_type = $newsletter['intervalType'];
+    $hour = (int) $newsletter['timeOfDay'] / self::seconds_in_hour;
+    $week_day = $newsletter['weekDay'];
+    $month_day = $newsletter['monthDay'];
+    $nth_week_day = ($newsletter['nthWeekDay'] === self::last_weekday_format) ?
+      $newsletter['nthWeekDay'] :
+      '#' . $newsletter['nthWeekDay'];
+    switch($interval_type) {
+      case 'immediately':
+        $cron = '* * * * *';
+        break;
+      case 'immediate': //daily
+        $cron = sprintf('0 %s * * *', $hour);
+        break;
+      case 'weekly':
+        $cron = sprintf('0 %s * * %s', $hour, $week_day);
+        break;
+      case 'monthly':
+        $cron = sprintf('0 %s %s * *', $hour, $month_day);
+        break;
+      case 'nthWeekDay':
+        $cron = sprintf('0 %s ? * %s%s', $hour, $week_day, $nth_week_day);
+        break;
+    }
+    $option_field = NewsletterOptionField::where('name', 'schedule')
+      ->findOne()
+      ->asArray();
+    $relation = NewsletterOption::create();
+    $relation->newsletter_id = $newsletter['id'];
+    $relation->option_field_id = $option_field['id'];
+    $relation->value = $cron;
+    $relation->save();
+  }
+
+  static function welcomeForSegmentSubscription($subscriber_id, array $segments) {
+    $newsletters = self::getWelcomeNewsletters();
+    if(!count($newsletters)) return;
+    foreach($newsletters as $newsletter) {
+      if($newsletter['event'] === 'segment' &&
+        in_array($newsletter['segment'], $segments)
+      ) {
+        self::createSendingQueueEntry($newsletter, $subscriber_id);
+      }
+    }
+  }
+
+  static function welcomeForNewWPUser($subscriber_id, array $wp_user) {
+    $newsletters = self::getWelcomeNewsletters();
+    if(!count($newsletters)) return;
+    foreach($newsletters as $newsletter) {
+      if($newsletter['event'] === 'user' &&
+        in_array($newsletter['role'], $wp_user['roles'])
+      ) {
+        self::createSendingQueueEntry($newsletter, $subscriber_id);
+      }
+    }
+  }
+
+  private static function getWelcomeNewsletters() {
+    return Newsletter::where('type', 'welcome')
+      ->filter('filterWithOptions')
+      ->findArray();
+  }
+
+  private static function createSendingQueueEntry($newsletter, $subscriber_id) {
+    $queue = SendingQueue::create();
+    $queue->newsletter_id = $newsletter['id'];
+    $queue->subscribers = serialize(
+      array(
+        'to_process' => array($subscriber_id)
+      )
+    );
+    $queue->count_total = $queue->count_to_process = 1;
+    $after_time_type = $newsletter['afterTimeType'];
+    $after_time_number = $newsletter['afterTimeNumber'];
+    $scheduled_at = null;
+    switch($after_time_type) {
+      case 'hours':
+        $scheduled_at = Carbon::now()
+          ->addHours($after_time_number);
+        break;
+      case 'days':
+        $scheduled_at = Carbon::now()
+          ->addDays($after_time_number);
+        break;
+      case 'weeks':
+        $scheduled_at = Carbon::now()
+          ->addWeeks($after_time_number);
+        break;
+    }
+    if($scheduled_at) {
+      $queue->status = 'scheduled';
+      $queue->scheduled_at = $scheduled_at;
+    }
+    $queue->save();
+  }
+}
\ No newline at end of file
diff --git a/lib/Router/Newsletters.php b/lib/Router/Newsletters.php
index 2f40669a52..ce8e1cfebd 100644
--- a/lib/Router/Newsletters.php
+++ b/lib/Router/Newsletters.php
@@ -14,6 +14,7 @@ use MailPoet\Models\NewsletterOptionField;
 use MailPoet\Models\NewsletterOption;
 use MailPoet\Newsletter\Renderer\Renderer;
 use MailPoet\Models\SendingQueue;
+use MailPoet\Newsletter\Scheduler\Scheduler;
 
 if(!defined('ABSPATH')) exit;
 
@@ -265,6 +266,12 @@ class Newsletters {
           }
         }
       }
+      if(!isset($data['id']) &&
+        isset($data['type']) &&
+        $data['type'] === 'notification'
+      ) {
+        Scheduler::postNotification($newsletter->id);
+      }
       return array(
         'result' => true,
         'newsletter' => $newsletter->asArray()
diff --git a/lib/Segments/WP.php b/lib/Segments/WP.php
index 63d409fccb..dab1a9da6e 100644
--- a/lib/Segments/WP.php
+++ b/lib/Segments/WP.php
@@ -2,17 +2,15 @@
 namespace MailPoet\Segments;
 use \MailPoet\Models\Subscriber;
 use \MailPoet\Models\Segment;
+use MailPoet\Newsletter\Scheduler\Scheduler;
 
 class WP {
   static function synchronizeUser($wp_user_id) {
-    $wpUser = \get_userdata($wp_user_id);
+    $wp_user = \get_userdata($wp_user_id);
     $segment = Segment::getWPUsers();
-
-    if($wpUser === false or $segment === false) return;
-
-    $subscriber = Subscriber::where('wp_user_id', $wpUser->ID)
+    if($wp_user === false or $segment === false) return;
+    $subscriber = Subscriber::where('wp_user_id', $wp_user->ID)
       ->findOne();
-
     switch(current_filter()) {
       case 'delete_user':
       case 'deleted_user':
@@ -20,23 +18,22 @@ class WP {
         if($subscriber !== false && $subscriber->id()) {
           $subscriber->delete();
         }
-      break;
-
+        break;
       case 'user_register':
+        $new_user = (!$subscriber) ? true : false;
       case 'added_existing_user':
       case 'profile_update':
       default:
         // get first name & last name
-        $first_name = $wpUser->first_name;
-        $last_name = $wpUser->last_name;
-        if(empty($wpUser->first_name) && empty($wpUser->last_name)) {
-          $first_name = $wpUser->display_name;
+        $first_name = $wp_user->first_name;
+        $last_name = $wp_user->last_name;
+        if(empty($wp_user->first_name) && empty($wp_user->last_name)) {
+          $first_name = $wp_user->display_name;
         }
-
         // subscriber data
         $data = array(
-          'wp_user_id'=> $wpUser->ID,
-          'email' => $wpUser->user_email,
+          'wp_user_id' => $wp_user->ID,
+          'email' => $wp_user->user_email,
           'first_name' => $first_name,
           'last_name' => $last_name,
           'status' => 'subscribed'
@@ -46,13 +43,18 @@ class WP {
           $data['id'] = $subscriber->id();
         }
         $subscriber = Subscriber::createOrUpdate($data);
-
         if($subscriber->getErrors() === false && $subscriber->id > 0) {
           if($segment !== false) {
             $segment->addSubscriber($subscriber->id);
           }
+          if(isset($new_user) && $new_user === true) {
+            Scheduler::welcomeForNewWPUser(
+              $subscriber->id,
+              (array) $wp_user
+            );
+          }
         }
-      break;
+        break;
     }
   }