diff --git a/addons/mass_mailing_slides/views/slide_channel_views.xml b/addons/mass_mailing_slides/views/slide_channel_views.xml
index 9b7f35b202c..66265fa222c 100644
--- a/addons/mass_mailing_slides/views/slide_channel_views.xml
+++ b/addons/mass_mailing_slides/views/slide_channel_views.xml
@@ -5,16 +5,11 @@
         <field name="model">slide.channel</field>
         <field name="inherit_id" ref="website_slides.view_slide_channel_form"/>
         <field name="arch" type="xml">
-            <xpath expr="//button[@name='action_redirect_to_done_members']" position="before">
-                <button class="oe_stat_button" type="object"
-                        name="action_mass_mailing_attendees"
-                        icon="fa-envelope-o"
-                        attrs="{'invisible': [('members_count', '=', 0)]}">
-                    <div class="o_field_widget o_stat_info">
-                        <span class="o_stat_text">Mail Attendees</span>
-                    </div>
-                </button>
-            </xpath>
+            <button name="action_channel_invite" position="after">
+                <button name="action_mass_mailing_attendees" string="Contact Attendees" type="object"
+                        class="oe_highlight" attrs="{'invisible': [('members_count', '=', 0)]}"
+                        groups="mass_mailing.group_mass_mailing_user"/>
+            </button>
         </field>
     </record>
 
@@ -23,10 +18,13 @@
         <field name="model">slide.channel</field>
         <field name="inherit_id" ref="website_slides.slide_channel_view_kanban"/>
         <field name="arch" type="xml">
-            <xpath expr="//a[@name='action_channel_invite']" position="after">
-                <a class="dropdown-item" name="action_mass_mailing_attendees" role="menuitem" type="object">
-                    Mail Attendees
-                </a>
+            <xpath expr="//div[@name='action_channel_invite']" position="after">
+                <div role="menuitem">
+                    <a name="action_mass_mailing_attendees" type="object"
+                       groups="mass_mailing.group_mass_mailing_user">
+                        Contact Attendees
+                    </a>
+                </div>
             </xpath>
         </field>
     </record>
diff --git a/addons/website_slides/__manifest__.py b/addons/website_slides/__manifest__.py
index 2c3acef508f..d16c423565c 100644
--- a/addons/website_slides/__manifest__.py
+++ b/addons/website_slides/__manifest__.py
@@ -1,7 +1,7 @@
 # -*- coding: utf-8 -*-
 {
     'name': 'eLearning',
-    'version': '2.2',
+    'version': '2.3',
     'sequence': 125,
     'summary': 'Manage and publish an eLearning platform',
     'website': 'https://www.odoo.com/page/slides',
diff --git a/addons/website_slides/data/mail_data.xml b/addons/website_slides/data/mail_data.xml
index f7fa34203ee..93b3a996cf6 100644
--- a/addons/website_slides/data/mail_data.xml
+++ b/addons/website_slides/data/mail_data.xml
@@ -63,6 +63,38 @@
             <field name="auto_delete" eval="True"/>
         </record>
 
+        <!-- Completed Channel Message -->
+        <record id="mail_template_channel_completed" model="mail.template">
+            <field name="name">Completed Course</field>
+            <field name="model_id" ref="model_slide_channel_partner"/>
+            <field name="subject">Congratulation! You completed ${object.channel_id.name}</field>
+            <field name="email_from">${(object.channel_id.user_id.email_formatted or object.channel_id.user_id.company_id.catchall_formatted) | safe}</field>
+            <field name="partner_to">${object.partner_id.id}</field>
+            <field name="body_html" type="html">
+                <div style="margin: 0px; padding: 0px;">
+                    <div style="margin: 0px; padding: 0px; font-size: 13px;">
+                        <p style="margin: 0px;">Hello ${object.partner_id.name},</p><br/>
+                        <p><b>Congratulations!</b></p>
+                        <p>You've completed the course <b>${object.channel_id.name}</b></p>
+                        <p>Check out the other available courses.</p><br/>
+
+                        <div style="margin: 16px 8px 16px 8px; text-align: center;">
+                            <a href="/slides/all" style="background-color: #875a7b; padding: 8px 16px 8px 16px; text-decoration: none; color: #fff; border-radius: 5px;">
+                                Explore courses
+                            </a>
+                        </div>
+                        Enjoy this exclusive content!
+                        % if object.channel_id.user_id.signature
+                            <br />
+                            ${object.channel_id.user_id.signature | safe}
+                        % endif
+                    </div>
+                </div>
+            </field>
+            <field name="auto_delete" eval="True"/>
+            <field name="lang">${object.partner_id.lang}</field>
+        </record>
+
         <!-- Channel subtypes -->
         <record id="mt_channel_slide_published" model="mail.message.subtype">
             <field name="name">Presentation Published</field>
diff --git a/addons/website_slides/models/res_partner.py b/addons/website_slides/models/res_partner.py
index a36b23227c8..54fd52e96d4 100644
--- a/addons/website_slides/models/res_partner.py
+++ b/addons/website_slides/models/res_partner.py
@@ -9,9 +9,32 @@ class ResPartner(models.Model):
 
     slide_channel_ids = fields.Many2many(
         'slide.channel', 'slide_channel_partner', 'partner_id', 'channel_id',
-        string='eLearning Courses')
-    slide_channel_count = fields.Integer('Course Count', compute='_compute_slide_channel_count')
-    slide_channel_company_count = fields.Integer('Company Course Count', compute='_compute_slide_channel_company_count')
+        string='eLearning Courses', groups="website_slides.group_website_slides_officer")
+    slide_channel_completed_ids = fields.One2many(
+        'slide.channel', string='Completed Courses',
+        compute='_compute_slide_channel_completed_ids',
+        search='_search_slide_channel_completed_ids',
+        groups="website_slides.group_website_slides_officer")
+    slide_channel_count = fields.Integer(
+        'Course Count', compute='_compute_slide_channel_count',
+        groups="website_slides.group_website_slides_officer")
+    slide_channel_company_count = fields.Integer(
+        'Company Course Count', compute='_compute_slide_channel_company_count',
+        groups="website_slides.group_website_slides_officer")
+
+    def _compute_slide_channel_completed_ids(self):
+        for partner in self:
+            partner.slide_channel_completed_ids = self.env['slide.channel.partner'].search([
+                ('partner_id', '=', partner.id),
+                ('completed', '=', True)
+            ]).mapped('channel_id')
+
+    def _search_slide_channel_completed_ids(self, operator, value):
+        cp_done = self.env['slide.channel.partner'].sudo().search([
+            ('channel_id', operator, value),
+            ('completed', '=', True)
+        ])
+        return [('id', 'in', cp_done.partner_id.ids)]
 
     @api.depends('is_company')
     def _compute_slide_channel_count(self):
diff --git a/addons/website_slides/models/slide_channel.py b/addons/website_slides/models/slide_channel.py
index 1479a51722d..890863155c7 100644
--- a/addons/website_slides/models/slide_channel.py
+++ b/addons/website_slides/models/slide_channel.py
@@ -1,6 +1,7 @@
 # -*- coding: utf-8 -*-
 # Part of Odoo. See LICENSE file for full copyright and licensing details.
 
+import logging
 import uuid
 from collections import defaultdict
 
@@ -11,6 +12,8 @@ from odoo.addons.http_routing.models.ir_http import slug
 from odoo.exceptions import AccessError
 from odoo.osv import expression
 
+_logger = logging.getLogger(__name__)
+
 
 class ChannelUsersRelation(models.Model):
     _name = 'slide.channel.partner'
@@ -38,21 +41,16 @@ class ChannelUsersRelation(models.Model):
             mapped_data.setdefault(item['channel_id'][0], dict())
             mapped_data[item['channel_id'][0]][item['partner_id'][0]] = item['__count']
 
-        partner_karma = dict.fromkeys(self.mapped('partner_id').ids, 0)
+        completed_records = self.env['slide.channel.partner']
         for record in self:
             record.completed_slides_count = mapped_data.get(record.channel_id.id, dict()).get(record.partner_id.id, 0)
             record.completion = 100.0 if record.completed else round(100.0 * record.completed_slides_count / (record.channel_id.total_slides or 1))
             if not record.completed and record.completed_slides_count >= record.channel_id.total_slides:
-                record.completed = True
-                partner_karma[record.partner_id.id] += record.channel_id.karma_gen_channel_finish
+                completed_records += record
 
-        partner_karma = {partner_id: karma_to_add
-                         for partner_id, karma_to_add in partner_karma.items() if karma_to_add > 0}
-
-        if partner_karma:
-            users = self.env['res.users'].sudo().search([('partner_id', 'in', list(partner_karma.keys()))])
-            for user in users:
-                users.add_karma(partner_karma[user.partner_id.id])
+        if completed_records:
+            completed_records._set_as_completed()
+            completed_records._send_completed_mail()
 
     def unlink(self):
         """
@@ -71,6 +69,58 @@ class ChannelUsersRelation(models.Model):
             self.env['slide.slide.partner'].search(removed_slide_partner_domain).unlink()
         return super(ChannelUsersRelation, self).unlink()
 
+    def _set_as_completed(self):
+        """ Set record as completed and compute karma gains """
+        partner_karma = dict.fromkeys(self.mapped('partner_id').ids, 0)
+        for record in self:
+            record.completed = True
+            partner_karma[record.partner_id.id] += record.channel_id.karma_gen_channel_finish
+
+        partner_karma = {
+            partner_id: karma_to_add
+            for partner_id, karma_to_add in partner_karma.items() if karma_to_add > 0
+        }
+
+        if partner_karma:
+            users = self.env['res.users'].sudo().search([('partner_id', 'in', list(partner_karma.keys()))])
+            for user in users:
+                users.add_karma(partner_karma[user.partner_id.id])
+
+    def _send_completed_mail(self):
+        """ Send an email to the attendee when he has successfully completed a course. """
+        template_to_records = dict()
+        for record in self:
+            template = record.channel_id.completed_template_id
+            if template:
+                records = template_to_records.setdefault(template, self.env['slide.channel.partner'])
+                records += record
+
+        for template, records in template_to_records.items():
+            record_email_values = template.generate_email(self.ids, ['subject', 'body_html', 'email_from', 'partner_to'])
+
+        mail_mail_values = []
+        for record in self:
+            email_values = record_email_values.get(record.id)
+            if not email_values or not email_values.get('partner_ids'):
+                continue
+
+            email_values.update(
+                author_id=self.channel_id.user_id.partner_id.id or self.env.company.partner_id.id,
+                auto_delete=True,
+                recipient_ids=[(4, pid) for pid in email_values['partner_ids']],
+            )
+            email_values['body_html'] = template._render_encapsulate(
+                'mail.mail_notification_light', email_values['body_html'],
+                add_context={
+                    'message': self.env['mail.message'].sudo().new(dict(body=email_values['body_html'], record_name=record.channel_id.name)),
+                    'model_description': _('Completed Course')  # tde fixme: translate into partner lang
+                }
+            )
+            mail_mail_values.append(email_values)
+
+        if mail_mail_values:
+            self.env['mail.mail'].sudo().create(mail_mail_values)
+
 
 class Channel(models.Model):
     """ A channel is a container of slides. """
@@ -146,12 +196,15 @@ class Channel(models.Model):
              " * post comment and review on training course;")
     publish_template_id = fields.Many2one(
         'mail.template', string='New Content Email',
-        help="Email template to send slide publication through email",
+        help="Email attendees once a new content is published",
         default=lambda self: self.env['ir.model.data'].xmlid_to_res_id('website_slides.slide_template_published'))
     share_template_id = fields.Many2one(
         'mail.template', string='Share Template',
         help="Email template used when sharing a slide",
         default=lambda self: self.env['ir.model.data'].xmlid_to_res_id('website_slides.slide_template_shared'))
+    completed_template_id = fields.Many2one(
+        'mail.template', string='Completion Email', help="Email attendees once they've finished the course",
+        default=lambda self: self.env['ir.model.data'].xmlid_to_res_id('website_slides.mail_template_channel_completed'))
     enroll = fields.Selection([
         ('public', 'Public'), ('invite', 'On Invitation')],
         default='public', string='Enroll Policy', required=True,
diff --git a/addons/website_slides/static/src/scss/slide_views.scss b/addons/website_slides/static/src/scss/slide_views.scss
index 035f4699309..6afd73e9423 100644
--- a/addons/website_slides/static/src/scss/slide_views.scss
+++ b/addons/website_slides/static/src/scss/slide_views.scss
@@ -7,6 +7,11 @@ $o-kanban-large-record-width: 400px;
     .o_kanban_record {
         width: $o-kanban-large-record-width;
     }
+    .o_kanban_slides_card_manage_pane {
+        > div {
+            @include o-kanban-dashboard-dropdown-link;
+        }
+    }
 }
 
 table.o_section_list_view tr.o_data_row.o_is_section {
diff --git a/addons/website_slides/views/slide_channel_partner_views.xml b/addons/website_slides/views/slide_channel_partner_views.xml
index 20227f7c5d3..8b88417d96b 100644
--- a/addons/website_slides/views/slide_channel_partner_views.xml
+++ b/addons/website_slides/views/slide_channel_partner_views.xml
@@ -13,13 +13,6 @@
             </field>
         </record>
 
-        <record id="slide_channel_partner_action" model="ir.actions.act_window">
-            <field name="name">Attendees</field>
-            <field name="res_model">slide.channel.partner</field>
-            <field name="view_mode">tree</field>
-            <field name="search_view_id" ref="website_slides.slide_channel_partner_view_search"/>
-        </record>
-
         <record id="slide_channel_partner_view_tree" model="ir.ui.view">
             <field name="name">slide.channel.partner.tree</field>
             <field name="model">slide.channel.partner</field>
@@ -39,6 +32,7 @@
             <field name="name">Attendees</field>
             <field name="res_model">slide.channel.partner</field>
             <field name="view_mode">tree,form</field>
+            <field name="search_view_id" ref="website_slides.slide_channel_partner_view_search"/>
         </record>
     </data>
 </odoo>
diff --git a/addons/website_slides/views/slide_channel_views.xml b/addons/website_slides/views/slide_channel_views.xml
index f207e36a50c..04a6363fc94 100644
--- a/addons/website_slides/views/slide_channel_views.xml
+++ b/addons/website_slides/views/slide_channel_views.xml
@@ -102,8 +102,9 @@
                                 <group>
                                     <group name="communication" string="Communication">
                                         <field string="Allow Rating" name="allow_comment"/>
-                                        <field name="publish_template_id" domain="[('model','=','slide.slide')]" groups="base.group_no_one"/>
+                                        <field name="publish_template_id" domain="[('model','=','slide.slide')]"/>
                                         <field name="share_template_id" domain="[('model','=','slide.slide')]" groups="base.group_no_one"/>
+                                        <field name="completed_template_id"/>
                                     </group>
                                     <group name="display" string="Display">
                                         <field name="visibility" widget="radio"/>
@@ -214,20 +215,26 @@
                                     <a role="button" class="dropdown-toggle o-no-caret btn" data-toggle="dropdown" href="#" aria-label="Dropdown menu" title="Dropdown menu">
                                         <span class="fa fa-ellipsis-v" aria-hidden="false"/>
                                     </a>
-                                    <div class="dropdown-menu" role="menu">
-                                        <ul class="oe_kanban_colorpicker" data-field="color"/>
-                                        <t t-if="widget.deletable">
-                                            <a class="dropdown-item" role="menuitem" type="delete">Delete</a>
-                                        </t>
-                                        <a class="dropdown-item" role="menuitem" type="edit">
-                                            Edit
-                                        </a>
-                                        <a class="dropdown-item" name="action_view_slides" role="menuitem" type="object">
-                                            Lessons
-                                        </a>
-                                        <a class="dropdown-item" name="action_channel_invite" role="menuitem" type="object">
-                                            Invite
-                                        </a>
+                                    <div class="o_kanban_card_manage_pane dropdown-menu" role="menu">
+                                        <div role="menuitem" aria-haspopup="true" class="o_no_padding_kanban_colorpicker">
+                                            <ul class="oe_kanban_colorpicker" data-field="color" role="popup"/>
+                                        </div>
+                                        <div class="o_kanban_slides_card_manage_pane">
+                                            <t t-if="widget.deletable">
+                                                <div role="menuitem">
+                                                    <a class="dropdown-item" type="delete">Delete</a>
+                                                </div>
+                                            </t>
+                                            <div role="menuitem">
+                                                <a type="edit">Edit</a>
+                                            </div>
+                                            <div role="menuitem">
+                                                <a name="action_view_slides" type="object">Lessons</a>
+                                            </div>
+                                            <div role="menuitem" name="action_channel_invite">
+                                                <a name="action_channel_invite" type="object">Invite</a>
+                                            </div>
+                                        </div>
                                     </div>
                                 </div>
                                 <div class="o_kanban_card_header">