diff --git a/addons/mail/models/__init__.py b/addons/mail/models/__init__.py
index 1ba9746eb4e..2426a6dc9e6 100644
--- a/addons/mail/models/__init__.py
+++ b/addons/mail/models/__init__.py
@@ -4,6 +4,7 @@ import mail_message_subtype
 import mail_tracking_value
 import mail_alias
 import mail_followers
+import mail_notification
 import mail_message
 import mail_mail
 import mail_thread
diff --git a/addons/mail/models/mail_mail.py b/addons/mail/models/mail_mail.py
index 5d90c54c0af..7297c763953 100644
--- a/addons/mail/models/mail_mail.py
+++ b/addons/mail/models/mail_mail.py
@@ -129,6 +129,19 @@ class MailMail(models.Model):
         :param browse_record mail: the mail that was just sent
         :return: True
         """
+        notif_emails = self.filtered(lambda email: email.notification)
+        if notif_emails:
+            notifications = self.env['mail.notification'].search([
+                ('mail_message_id', 'in', notif_emails.mapped('mail_message_id').ids),
+                ('is_email', '=', True)])
+            if mail_sent:
+                notifications.write({
+                    'email_status': 'sent',
+                })
+            else:
+                notifications.write({
+                    'email_status': 'exception',
+                })
         if mail_sent:
             self.sudo().filtered(lambda self: self.auto_delete).unlink()
         return True
diff --git a/addons/mail/models/mail_message.py b/addons/mail/models/mail_message.py
index 8d6a933221b..0f8054d958a 100644
--- a/addons/mail/models/mail_message.py
+++ b/addons/mail/models/mail_message.py
@@ -82,6 +82,10 @@ class Message(models.Model):
         help='Need Action')
     channel_ids = fields.Many2many(
         'mail.channel', 'mail_message_mail_channel_rel', string='Channels')
+    # notifications
+    notification_ids = fields.One2many(
+        'mail.notification', 'mail_message_id', 'Notifications',
+        auto_join=True, copy=False)
     # user interface
     starred_partner_ids = fields.Many2many(
         'res.partner', 'mail_message_res_partner_starred_rel', string='Favorited By')
@@ -105,7 +109,10 @@ class Message(models.Model):
     @api.multi
     def _get_needaction(self):
         """ Need action on a mail.message = notified on my channel """
-        my_messages = self.sudo().filtered(lambda msg: self.env.user.partner_id in msg.needaction_partner_ids)
+        my_messages = self.env['mail.notification'].sudo().search([
+            ('mail_message_id', 'in', self.ids),
+            ('res_partner_id', '=', self.env.user.partner_id.id),
+            ('is_read', '=', False)]).mapped('mail_message_id')
         for message in self:
             message.needaction = message in my_messages
 
@@ -117,8 +124,8 @@ class Message(models.Model):
     @api.model
     def _search_needaction(self, operator, operand):
         if operator == '=' and operand:
-            return [('needaction_partner_ids', 'in', self.env.user.partner_id.id)]
-        return [('needaction_partner_ids', 'not in', self.env.user.partner_id.id)]
+            return ['&', ('notification_ids.res_partner_id', '=', self.env.user.partner_id.id), ('notification_ids.is_read', '=', False)]
+        return ['&', ('notification_ids.res_partner_id', '=', self.env.user.partner_id.id), ('notification_ids.is_read', '=', True)]
 
     @api.depends('starred_partner_ids')
     def _get_starred(self):
@@ -147,7 +154,8 @@ class Message(models.Model):
         """ Remove all needactions of the current partner. If channel_ids is
             given, restrict to messages written in one of those channels. """
         partner_id = self.env.user.partner_id.id
-        if domain is None:
+        delete_mode = not self.env.user.share  # delete employee notifs, keep customer ones
+        if domain is None and delete_mode:
             query = "DELETE FROM mail_message_res_partner_needaction_rel WHERE res_partner_id IN %s"
             args = [(partner_id,)]
             if channel_ids:
@@ -170,7 +178,14 @@ class Message(models.Model):
             if channel_ids:
                 msg_domain += [('channel_ids', 'in', channel_ids)]
             unread_messages = self.search(expression.AND([msg_domain, domain]))
-            unread_messages.sudo().write({'needaction_partner_ids': [(3, partner_id)]})
+            notifications = self.env['mail.notification'].sudo().search([
+                ('mail_message_id', 'in', unread_messages.ids),
+                ('res_partner_id', '=', self.env.user.partner_id.id),
+                ('is_read', '=', False)])
+            if delete_mode:
+                notifications.unlink()
+            else:
+                notifications.write({'is_read': True})
             ids = unread_messages.mapped('id')
 
         notification = {'type': 'mark_as_read', 'message_ids': ids, 'channel_ids': channel_ids}
@@ -193,14 +208,20 @@ class Message(models.Model):
     def set_message_done(self):
         """ Remove the needaction from messages for the current partner. """
         partner_id = self.env.user.partner_id
-        messages = self.filtered(lambda msg: partner_id in msg.needaction_partner_ids)
-        if not len(messages):
+        delete_mode = not self.env.user.share  # delete employee notifs, keep customer ones
+
+        notifications = self.env['mail.notification'].sudo().search([
+            ('mail_message_id', 'in', self.ids),
+            ('res_partner_id', '=', partner_id.id),
+            ('is_read', '=', False)])
+
+        if not notifications:
             return
-        messages.sudo().write({'needaction_partner_ids': [(3, partner_id.id)]})
 
         # notifies changes in messages through the bus.  To minimize the number of
         # notifications, we need to group the messages depending on their channel_ids
         groups = []
+        messages = notifications.mapped('mail_message_id')
         current_channel_ids = messages[0].channel_ids
         current_group = []
         for record in messages:
@@ -215,6 +236,11 @@ class Message(models.Model):
         current_group = [record.id]
         current_channel_ids = record.channel_ids
 
+        if delete_mode:
+            notifications.unlink()
+        else:
+            notifications.write({'is_read': True})
+
         for (msg_ids, channel_ids) in groups:
             notification = {'type': 'mark_as_read', 'message_ids': msg_ids, 'channel_ids': [c.id for c in channel_ids]}
             self.env['bus.bus'].sendone((self._cr.dbname, 'res.partner', partner_id.id), notification)
@@ -270,6 +296,8 @@ class Message(models.Model):
                 partners |= message.partner_ids
             elif not message.subtype_id and message.partner_ids:  # take specified people of message without a subtype (log)
                 partners |= message.partner_ids
+            if message.needaction_partner_ids:  # notified
+                partners |= message.needaction_partner_ids
             if message.attachment_ids:
                 attachments |= message.attachment_ids
             if message.tracking_value_ids:
@@ -311,6 +339,11 @@ class Message(models.Model):
             else:
                 partner_ids = [partner_tree[partner.id] for partner in message.partner_ids
                                 if partner.id in partner_tree]
+
+            customer_email_data = []
+            for notification in message.notification_ids.filtered(lambda notif: notif.res_partner_id.partner_share):
+                customer_email_data.append((partner_tree[notification.res_partner_id.id][0], partner_tree[notification.res_partner_id.id][1], notification.email_status))
+
             attachment_ids = []
             for attachment in message.attachment_ids:
                 if attachment.id in attachments_tree:
@@ -323,6 +356,10 @@ class Message(models.Model):
             message_dict.update({
                 'author_id': author,
                 'partner_ids': partner_ids,
+                'customer_email_status': (all(d[2] == 'sent' for d in customer_email_data) and 'sent') or
+                                        (any(d[2] == 'exception' for d in customer_email_data) and 'exception') or 
+                                        (any(d[2] == 'bounce' for d in customer_email_data) and 'bounce') or 'ready',
+                'customer_email_data': customer_email_data,
                 'attachment_ids': attachment_ids,
                 'tracking_value_ids': tracking_value_ids,
             })
diff --git a/addons/mail/models/mail_notification.py b/addons/mail/models/mail_notification.py
new file mode 100644
index 00000000000..e14754b7e8f
--- /dev/null
+++ b/addons/mail/models/mail_notification.py
@@ -0,0 +1,30 @@
+# -*- coding: utf-8 -*-
+
+from odoo import api, fields, models
+
+
+class Notification(models.Model):
+    _name = 'mail.notification'
+    _table = 'mail_message_res_partner_needaction_rel'
+    _rec_name = 'res_partner_id'
+    _log_access = False
+    _description = 'Message Notifications'
+
+    mail_message_id = fields.Many2one(
+        'mail.message', 'Message', index=True, ondelete='cascade', required=True)
+    res_partner_id = fields.Many2one(
+        'res.partner', 'Needaction Recipient', index=True, ondelete='cascade', required=True)
+    is_read = fields.Boolean('Is Read', index=True)
+    is_email = fields.Boolean('Sent by Email', index=True)
+    email_status = fields.Selection([
+        ('ready', 'Ready to Send'),
+        ('sent', 'Sent'),
+        ('bounce', 'Bounced'),
+        ('exception', 'Exception')], 'Email Status',
+        default='ready', index=True)
+
+    @api.model_cr
+    def init(self):
+        self._cr.execute('SELECT indexname FROM pg_indexes WHERE indexname = %s', ('mail_notification_res_partner_id_is_read_email_status_mail_message_id',))
+        if not self._cr.fetchone():
+            self._cr.execute('CREATE INDEX mail_notification_res_partner_id_is_read_email_status_mail_message_id ON mail_message_res_partner_needaction_rel (res_partner_id, is_read, email_status, mail_message_id)')
diff --git a/addons/mail/models/mail_thread.py b/addons/mail/models/mail_thread.py
index 9a84e8546a4..cea21f5c668 100644
--- a/addons/mail/models/mail_thread.py
+++ b/addons/mail/models/mail_thread.py
@@ -190,7 +190,7 @@ class MailThread(models.AbstractModel):
         # search for unread messages, directly in SQL to improve performances
         self._cr.execute(""" SELECT msg.res_id FROM mail_message msg
                              RIGHT JOIN mail_message_res_partner_needaction_rel rel
-                             ON rel.mail_message_id = msg.id AND rel.res_partner_id = %s
+                             ON rel.mail_message_id = msg.id AND rel.res_partner_id = %s AND (rel.is_read = false OR rel.is_read IS NULL)
                              WHERE msg.model = %s AND msg.res_id in %s""",
                          (self.env.user.partner_id.id, self._name, tuple(self.ids),))
         for result in self._cr.fetchall():
diff --git a/addons/mail/models/res_partner.py b/addons/mail/models/res_partner.py
index 2e47dacc1dc..7c3a96ba36b 100644
--- a/addons/mail/models/res_partner.py
+++ b/addons/mail/models/res_partner.py
@@ -133,6 +133,17 @@ class Partner(models.Model):
             emails |= self.env['mail.mail'].create(create_values)
         return emails, recipients_nbr
 
+    @api.model
+    def _notify_udpate_notifications(self, emails):
+        for email in emails:
+            notifications = self.env['mail.notification'].sudo().search([
+                ('mail_message_id', '=', email.mail_message_id.id),
+                ('res_partner_id', 'in', email.recipient_ids.ids)])
+            notifications.write({
+                'is_email': True,
+                'email_status': 'ready',
+            })
+
     @api.multi
     def _notify(self, message, force_send=False, user_signature=True):
         # TDE TODO: model-dependant ? (like customer -> always email ?)
@@ -166,7 +177,6 @@ class Partner(models.Model):
             base_template_ctx['signature'] = False
         base_mail_values = self._notify_prepare_email_values(message)
 
-
         # classify recipients: actions / no action
         if message.model and message.res_id and hasattr(self.env[message.model], '_message_notification_recipients'):
             recipients = self.env[message.model].browse(message.res_id)._message_notification_recipients(message, self)
@@ -185,6 +195,9 @@ class Partner(models.Model):
                 fol_values = template_fol.generate_email(message.id, fields=['body_html', 'subject'])
                 # send email
                 new_emails, new_recipients_nbr = self._notify_send(fol_values['body'], fol_values['subject'], recipient_template_values['followers'], **base_mail_values)
+                # update notifications
+                self._notify_udpate_notifications(new_emails)
+
                 emails |= new_emails
                 recipients_nbr += new_recipients_nbr
             if recipient_template_values['not_followers']:
@@ -196,6 +209,9 @@ class Partner(models.Model):
                 not_values = template_not.generate_email(message.id, fields=['body_html', 'subject'])
                 # send email
                 new_emails, new_recipients_nbr = self._notify_send(not_values['body'], not_values['subject'], recipient_template_values['not_followers'], **base_mail_values)
+                # update notifications
+                self._notify_udpate_notifications(new_emails)
+
                 emails |= new_emails
                 recipients_nbr += new_recipients_nbr
 
@@ -226,7 +242,7 @@ class Partner(models.Model):
             self.env.cr.execute("""
                 SELECT count(*) as needaction_count
                 FROM mail_message_res_partner_needaction_rel R
-                WHERE R.res_partner_id = %s """, (self.env.user.partner_id.id,))
+                WHERE R.res_partner_id = %s AND (R.is_read = false OR R.is_read IS NULL)""", (self.env.user.partner_id.id,))
             return self.env.cr.dictfetchall()[0].get('needaction_count')
         _logger.error('Call to needaction_count without partner_id')
         return 0
diff --git a/addons/mail/security/ir.model.access.csv b/addons/mail/security/ir.model.access.csv
index 384e99d91fa..59a37569bfe 100644
--- a/addons/mail/security/ir.model.access.csv
+++ b/addons/mail/security/ir.model.access.csv
@@ -10,6 +10,9 @@ access_mail_followers_all,mail.followers.all,model_mail_followers,,1,0,0,0
 access_mail_followers_portal,mail.followers.portal,model_mail_followers,base.group_portal,1,1,1,0
 access_mail_followers_user,mail.followers.user,model_mail_followers,base.group_user,1,1,1,0
 access_mail_followers_system,mail.followers.system,model_mail_followers,base.group_system,1,1,1,1
+access_mail_notification_portal,mail.notification.portal,model_mail_notification,base.group_portal,1,0,0,0
+access_mail_notification_user,mail.notification.user,model_mail_notification,base.group_user,1,1,1,0
+access_mail_notification_system, mail.notification.system,model_mail_notification,base.group_system,1,1,1,1
 access_mail_channel_all,mail.group.all,model_mail_channel,,1,0,0,0
 access_mail_channel_user,mail.group.user,model_mail_channel,base.group_user,1,1,1,1
 access_mail_channel_partner_public,mail.channel.partner.public,model_mail_channel_partner,base.group_public,1,0,0,0
diff --git a/addons/mail/security/mail_security.xml b/addons/mail/security/mail_security.xml
index deab4c51438..65495db6925 100644
--- a/addons/mail/security/mail_security.xml
+++ b/addons/mail/security/mail_security.xml
@@ -23,6 +23,16 @@
             <field name="perm_read" eval="False"/>
         </record>
 
+        <record id="ir_rule_mail_notifications_group_user" model="ir.rule">
+            <field name="name">mail.notifications: group_user: write its own entries</field>
+            <field name="model_id" ref="model_mail_notification"/>
+            <field name="groups" eval="[(4, ref('base.group_user'))]"/>
+            <field name="domain_force">[('res_partner_id', '=', user.partner_id.id)]</field>
+            <field name="perm_create" eval="False"/>
+            <field name="perm_unlink" eval="False"/>
+            <field name="perm_read" eval="False"/>
+        </record>
+
         <record id="mail_message_subtype_rule_public" model="ir.rule">
             <field name="name">mail.message.subtype: portal/public: read public subtypes</field>
             <field name="model_id" ref="model_mail_message_subtype"/>
diff --git a/addons/mail/static/src/js/chat_manager.js b/addons/mail/static/src/js/chat_manager.js
index d37e9dcf282..2cf6090871f 100644
--- a/addons/mail/static/src/js/chat_manager.js
+++ b/addons/mail/static/src/js/chat_manager.js
@@ -132,6 +132,8 @@ function make_message (data) {
         attachment_ids: data.attachment_ids || [],
         subject: data.subject,
         email_from: data.email_from,
+        customer_email_status: data.customer_email_status,
+        customer_email_data: data.customer_email_data,
         record_name: data.record_name,
         tracking_value_ids: data.tracking_value_ids,
         channel_ids: data.channel_ids,
diff --git a/addons/mail/static/src/js/chat_window.js b/addons/mail/static/src/js/chat_window.js
index da8900b8230..7bdece26fb3 100644
--- a/addons/mail/static/src/js/chat_window.js
+++ b/addons/mail/static/src/js/chat_window.js
@@ -32,6 +32,7 @@ return Widget.extend({
             autofocus: true,
             display_stars: true,
             display_reply_icon: false,
+            display_email_icon: false,
             placeholder: _t("Say something"),
             input_less: false,
         });
diff --git a/addons/mail/static/src/js/client_action.js b/addons/mail/static/src/js/client_action.js
index f94997c946c..7de0b1ac83b 100644
--- a/addons/mail/static/src/js/client_action.js
+++ b/addons/mail/static/src/js/client_action.js
@@ -491,6 +491,7 @@ var ChatAction = Widget.extend(ControlPanelMixin, {
             display_empty_channel: !messages.length && !this.domain.length,
             display_no_match: !messages.length && this.domain.length,
             display_subject: this.channel.mass_mailing || this.channel.id === "channel_inbox",
+            display_email_icon: false,
             display_reply_icon: true,
         };
     },
diff --git a/addons/mail/static/src/js/thread.js b/addons/mail/static/src/js/thread.js
index ea593d21dfa..2176eff55fa 100644
--- a/addons/mail/static/src/js/thread.js
+++ b/addons/mail/static/src/js/thread.js
@@ -72,6 +72,7 @@ var Thread = Widget.extend({
             display_document_link: true,
             display_avatar: true,
             squash_close_messages: true,
+            display_email_icon: true,
             display_reply_icon: false,
         });
         this.expanded_msg_ids = [];
diff --git a/addons/mail/static/src/less/thread.less b/addons/mail/static/src/less/thread.less
index 5da7d2b4963..7a9efa45731 100644
--- a/addons/mail/static/src/less/thread.less
+++ b/addons/mail/static/src/less/thread.less
@@ -70,7 +70,8 @@
             }
         }
 
-        i.o_thread_message_star, i.o_thread_message_needaction, i.o_thread_message_reply  {
+
+        i.o_thread_message_star, i.o_thread_message_needaction, i.o_thread_message_reply, i.o_thread_message_email  {
             cursor: pointer;
             opacity: 0;
             &.fa-star {
@@ -84,7 +85,7 @@
                 opacity: @mail-thread-side-date-opacity;
             }
 
-            i.o_thread_message_star, i.o_thread_message_needaction, i.o_thread_message_reply {
+            i.o_thread_message_star, i.o_thread_message_needaction, i.o_thread_message_reply, i.o_thread_message_email {
                 opacity: @mail-thread-icon-opacity;
                 &:hover {
                     opacity: 1;
@@ -146,9 +147,48 @@
                 }
             }
 
-            .o_thread_message_star, .o_thread_message_needaction, .o_thread_message_reply {
+            .o_thread_message_star, .o_thread_message_needaction, .o_thread_message_reply, .o_thread_message_email {
                 padding: 4px;
             }
+
+            i.o_thread_message_email {
+                &.o_thread_message_email_ready {
+                    color: grey;
+                }
+                &.o_thread_message_email_exception {
+                    color: red;
+                    opacity: 1;
+                }
+                &.o_thread_message_email_bounce {
+                    color: red;
+                    opacity: 1;
+                }
+            }
+
+            .o_thread_tooltip_container {
+                display: inline;
+                position: relative;
+
+                .o_thread_tooltip_content {
+                    top: 10px;
+                    background: @gray-lighter;
+                    padding: 4px;
+                    border: solid @gray-lighter 1px;
+                    border-radius: 5px;
+                    color: gray;
+                    width: 300px;
+                    opacity: 0;
+                    position: absolute;
+                    transition: opacity 0.5s;
+                    i.fa-exclamation {
+                        color: red;
+                    }
+                }
+
+                .o_thread_tooltip:hover + .o_thread_tooltip_content {
+                    opacity: 1;
+                }
+            }
         }
     }
     .o_thread_title {
diff --git a/addons/mail/static/src/xml/thread.xml b/addons/mail/static/src/xml/thread.xml
index 9896cb0ce6e..47e84e38f60 100644
--- a/addons/mail/static/src/xml/thread.xml
+++ b/addons/mail/static/src/xml/thread.xml
@@ -94,6 +94,21 @@
                     <t t-if="message.origin_id &amp;&amp; (message.origin_id !== options.channel_id)">
                         (from <a t-att-data-oe-id="message.origin_id" href="#">#<t t-esc="message.origin_name"/></a>)
                     </t>
+                    <span t-if="options.display_email_icon &amp;&amp; message.customer_email_data.length" class="o_thread_tooltip_container">
+                        <i t-att-class="'o_thread_tooltip o_thread_message_email o_thread_message_email_' + message.customer_email_status + ' fa fa-envelope-o'"/>
+                        <span class="o_thread_tooltip_content">
+                            <t t-foreach="message.customer_email_data" t-as="customer">
+                                <span>
+                                    <t t-if="customer[2] == 'sent'"><i class='fa fa-check'/></t>
+                                    <t t-if="customer[2] == 'bounce'"><i class='fa fa-exclamation'/></t>
+                                    <t t-if="customer[2] == 'exception'"><i class='fa fa-exclamation'/></t>
+                                    <t t-if="customer[2] == 'ready'"><i class='fa fa-send-o'/></t>
+                                    <t t-esc="customer[1]"/>
+                                </span>
+                                <br />
+                            </t>
+                        </span>
+                    </span>
                     <span>
                         <i t-if="options.display_stars &amp;&amp; !message.is_system_notification"
                             t-att-class="'fa fa-lg o_thread_message_star ' + (message.is_starred ? 'fa-star' : 'fa-star-o')"
diff --git a/addons/mail/views/mail_message_views.xml b/addons/mail/views/mail_message_views.xml
index 338e3f473f4..636aefa0863 100644
--- a/addons/mail/views/mail_message_views.xml
+++ b/addons/mail/views/mail_message_views.xml
@@ -59,10 +59,24 @@
                             </page>
                             <page string="Recipients">
                                 <group>
-                                    <field name="partner_ids" widget="many2many_tags"/>
-                                    <field name="channel_ids" widget="many2many_tags"/>
-                                    <field name="needaction_partner_ids" widget="many2many_tags"/>
-                                    <field name="starred_partner_ids" widget="many2many_tags"/>
+                                    <group>
+                                        <field name="partner_ids" widget="many2many_tags"/>
+                                        <field name="channel_ids" widget="many2many_tags"/>
+                                    </group>
+                                    <group>
+                                        <field name="needaction_partner_ids" widget="many2many_tags"/>
+                                        <field name="starred_partner_ids" widget="many2many_tags"/>
+                                    </group>
+                                </group>
+                                <group>
+                                    <field name="notification_ids">
+                                        <tree>
+                                            <field name="res_partner_id"/>
+                                            <field name="is_read"/>
+                                            <field name="is_email"/>
+                                            <field name="email_status"/>
+                                        </tree>
+                                    </field>
                                 </group>
                             </page>
                             <page string="Tracking">