diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
deleted file mode 100644
index 25904292..00000000
--- a/CONTRIBUTING.md
+++ /dev/null
@@ -1,17 +0,0 @@
-# Contributing
-
-Did you find a bug? Do you want to collaborate?
-
-Process:
-* Open a thread in [discourse](https://community.coopdevs.org/c/timeoverflow) to make sure whether it's a bug or a feature :wink:
-* Once we understand what the bug is about and know the steps to reproduce we will create an issue in GitHub linking to the Discourse thread.
-* Create a pull request to solve the issue.
-* Report back to the discourse thread the bug has been solved linking to the pull request.
-
-Visit [the getting started guide to start developing](https://github.com/coopdevs/timeoverflow/wiki/Getting-started).
-
-## Contributing with translations
-
-- Edit the translations directly on the [coopdevs/timeoverflow](https://www.localeapp.com/projects/10031) project on `Locale`.
-- **That's it!**
-- The maintainer will then pull translations from the `Locale` project and push to Github.
diff --git a/README.md b/README.md
index 734ab1c9..ea489cd5 100644
--- a/README.md
+++ b/README.md
@@ -1,11 +1,12 @@
 # TimeOverflow
+
 [![Build Status](https://github.com/coopdevs/timeoverflow/actions/workflows/ci.yml/badge.svg?branch=develop)](https://github.com/coopdevs/timeoverflow/actions)
 [![Maintainability](https://api.codeclimate.com/v1/badges/f82c6d98a2441c84f2ef/maintainability)](https://codeclimate.com/github/coopdevs/timeoverflow/maintainability)
 [![Test Coverage](https://api.codeclimate.com/v1/badges/f82c6d98a2441c84f2ef/test_coverage)](https://codeclimate.com/github/coopdevs/timeoverflow/test_coverage)
 
 #### www.timeoverflow.org
 
-:bank: :hourglass: Time Bank management system. [Learn more about Time Banks](http://www.bdtonline.org/).
+🏦 ⌛ Time Bank management system. [Learn more about Time Banks](http://www.bdtonline.org/).
 
 TimeOverflow is a software developed in an altruistic way to offer a system that
 facilitates the interaction of the members and the management of the Time Banks.
@@ -99,9 +100,15 @@ In order to configure the application you can use the following ENV variables:
 
 ## Contributions
 
-**Join our collaborators team!**
+Any kind of feedback, bug report, idea or enhancement are really appreciated.
+
+To contribute, just fork the repo, hack on it and send a pull request. Don't forget to add tests for behaviour changes and run the test suite:
+
+```
+bundle exec rspec
+```
 
-:point_right: Further information [here](CONTRIBUTING.md).
+👉 Further information in our [Wiki](https://github.com/coopdevs/timeoverflow/wiki).
 
 ## License
 
diff --git a/app/mailers/organization_notifier.rb b/app/mailers/organization_notifier.rb
index d3ed1fcd..761ebaf3 100644
--- a/app/mailers/organization_notifier.rb
+++ b/app/mailers/organization_notifier.rb
@@ -20,7 +20,7 @@ def new_petition(petition)
     I18n.with_locale(locale) do
       mail(
         subject: 'New Application',
-        to: organization.users.joins(:members).where(members: { manager: true }).pluck(:email).uniq
+        bcc: organization.users.joins(:members).where(members: { manager: true }).pluck(:email).uniq
       )
     end
   end
diff --git a/app/views/application/_footer.html.erb b/app/views/application/_footer.html.erb
index 60bdedf5..ad4c9dc2 100644
--- a/app/views/application/_footer.html.erb
+++ b/app/views/application/_footer.html.erb
@@ -2,14 +2,13 @@
   <div class="container">
     <div class="row">
       <div class="col-xs-12 col-sm-5 col-md-5 col-lg-4 footer-left-col">
-        <a href="http://community.coopdevs.org/" target="_blank"><%= t('layouts.application.help') %></a>
+        <a href="https://adbdt.org/contacta/" target="_blank"><%= t('layouts.application.help') %></a>
         <%= link_to t('application.terms_conditions'), tnc_path, data: { target: '#modal', toggle: 'modal' } %>
       </div>
       <div class="col-xs-12 col-sm-2 col-md-2 col-lg-4 footer-center-col">
         <%= render 'application/menus/language_switcher' %>
       </div>
       <div class="col-xs-12 col-sm-5 col-md-5 col-lg-4 footer-right-col">
-        <a href="https://twitter.com/timeoverflow" target="_blank">Twitter</a>
         <a href="https://github.com/coopdevs/timeoverflow" target="_blank">Github</a>
       </div>
     </div>
diff --git a/app/views/pages/about.html.erb b/app/views/pages/about.html.erb
index 60698e06..2e77f1af 100644
--- a/app/views/pages/about.html.erb
+++ b/app/views/pages/about.html.erb
@@ -42,7 +42,7 @@
         "pages.about.empower-text-1",
         showmap_link: link_to(
           t("pages.about.empower-showmap"),
-          "http://www.bdtonline.org",
+          "https://adbdt.org/unete-a-un-banco-de-tiempo/",
           { title: t("pages.about.empower-showmap-title") }
         )
       ).html_safe %></p>