diff --git a/README.md b/README.md
index 0b2816d2c064a10c78690b3dceef0b0ff4a21613..33090e9c6e6abb032682efd82a794e359cebaa29 100644
--- a/README.md
+++ b/README.md
@@ -61,6 +61,18 @@ log_out is a method that sends a delete http request containing the JWT token of
 
 session[:logged_in] is set to false by this method
 
+## Mailer Microservice
+
+The Mailer Microservice is run inside a docker container that is booted up by using [this](#creating-the-image) command.
+
+### Helper Methods
+
+There are a few Helper Methods that in the ApplicationController.rb file, which means the methods are available to any controller that inherits from ApplicationController (i.e most controllers).
+
+#### reminder_email
+
+reminder_email(emails, reminder) is a method that takes two inputs, emails and reminder, emails is a list of emails that the reminder needs to be sent to, and the reminder input is a reminder object (currently no model exists, need to implement when reminders are added to the database).
+
 ## Adding to the readme
 When editing use this as a guide: https://guides.github.com/features/mastering-markdown/
 
diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
index 3481e2b7714c8f6f42dda76d084b3bd483478424..1fefd03b2c15809dac67a38183f579678e5cecf7 100644
--- a/app/controllers/application_controller.rb
+++ b/app/controllers/application_controller.rb
@@ -65,4 +65,15 @@ class ApplicationController < ActionController::Base
       redirect_to root_path
     end
 
+    def reminder_email(emails, reminder)
+      email = HTTParty.post('http://172.17.0.1:3002/reminder', :body => {
+        :emails => emails,
+        :event => {
+          :title => reminder["title"],
+          :description => reminder["description"]
+        }
+      })
+      redirect_to root_path
+    end
+
 end
diff --git a/app/controllers/home_controller.rb b/app/controllers/home_controller.rb
index bed6ba7e98836c25f6a26e40241952ba16a3fe16..17d45a629252c406a29b3153134bf9191fc46263 100644
--- a/app/controllers/home_controller.rb
+++ b/app/controllers/home_controller.rb
@@ -28,6 +28,13 @@ class HomeController < ApplicationController
     def test_auth
         auth
     end
+
+    def reminder_email_test
+        email = ["rtreadwaynest@gmail.com", "ross@alantreadway.net"]
+        reminder = {"title" => "this is a test", "description" => "this is a test description"}
+        reminder_email(email, reminder)
+    end
+
     
 
 end
\ No newline at end of file
diff --git a/app/views/home/home.html.erb b/app/views/home/home.html.erb
index ddc973bb2777a6af4ae48d5df602afd07d324ebf..7472d19bf6374ca6a766dc604bbdd647d1ea95c5 100644
--- a/app/views/home/home.html.erb
+++ b/app/views/home/home.html.erb
@@ -12,6 +12,7 @@
 
   <body>
     <%= yield %>
+    <%= link_to "Reminder", home_reminder_email_test_path, class: 'btn btn-warning btn-md' %> 
     <% if session[:logged_in] %>
       <%= link_to "Logout", home_test_log_out_path, class: 'btn btn-warning btn-md' %>
     <% else %>
diff --git a/config/routes.rb b/config/routes.rb
index 42f63023475ea5d3eae0dab1c0a5acb103bad498..bf204c3f415668fe657f7961a53811668bcec832 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -16,5 +16,6 @@ Rails.application.routes.draw do
   post 'sign_up/send', to: 'registrations#sign_up'
   get 'login', to: 'sessions#new'
   post 'login/send', to: 'sessions#login'
+  get 'home/reminder_email_test', to: 'home#reminder_email_test'
 
 end
diff --git a/docker-compose.yaml b/docker-compose.yaml
index 23832719cf8119d50e66b528dc04db5fa93ba780..7a1c188e92dcb8e0aacf1d88e58e16e648e91c3c 100644
--- a/docker-compose.yaml
+++ b/docker-compose.yaml
@@ -3,8 +3,6 @@ version: "3.7"
 services:
     db_primary:
         image: mysql:5.7
-        # volumes: 
-        #     - db_data:/var/lib/mysql
         restart: always
         environment:
             MYSQL_DATABASE: docker_dev
@@ -46,3 +44,7 @@ services:
             - db_auth
         links:
             - db_auth
+    mailer:
+        image: driftydirt/group24mailer:0.0.3
+        ports: 
+            - "3002:3000"