Make even clearer we welcome contributions.

CONTRIBUTING.md

-You can help to improve the [about.gitlab.com](https://about.gitlab.com/) website by sending merge requests to this repository. Thank you for your help!
+You can help to improve the [about.gitlab.com](https://about.gitlab.com/) website by sending merge requests to this repository.
+Thank you for your interest and help!
+
+We don't mind people inside and outside the company making suggestions to change significant things.
+Feel free to make a proposal, we can discuss anything and if we don't agree we'll feel free not to merge it and thank you for caring about it.
 By submitting code as an individual you agree to the [individual contributor license agreement](doc/legal/individual_contributor_license_agreement.md).
 By submitting code as an entity you agree to the [corporate contributor license agreement](doc/legal/corporate_contributor_license_agreement.md).

source/_includes/footer.html

 <div id="footer" class="footer">
   {% if page.layout != "default" and page.layout != "markdown_page" %}
     <div class="source-link">
-      This page is generated from <a href="https://gitlab.com/gitlab-com/www-gitlab-com/blob/master/source/_posts/{{ page.filename }}">a public file on GitLab.com</a> – merge requests with improvement are very welcome.
+      This page is generated from <a href="https://gitlab.com/gitlab-com/www-gitlab-com/blob/master/source/_posts/{{ page.filename }}">a public file on GitLab.com</a> – merge requests with improvement are <a href="https://gitlab.com/gitlab-com/www-gitlab-com/blob/master/CONTRIBUTING.md">very welcome</a>.
       {% include cc_license.html %}
     </div>
   {% elsif page.layout != "default" %}
   <div class="source-link">
-    This page is generated from <a href="https://gitlab.com/gitlab-com/www-gitlab-com/blob/master/source/{{ page.path }}">a public file on GitLab.com</a> – merge requests with improvements are very welcome.
+    This page is generated from <a href="https://gitlab.com/gitlab-com/www-gitlab-com/blob/master/source/{{ page.path }}">a public file on GitLab.com</a> – merge requests with improvements are <a href="https://gitlab.com/gitlab-com/www-gitlab-com/blob/master/CONTRIBUTING.md">very welcome</a>.
     {% include cc_license.html %}
   </div>
   {% else %}
     <div class="source-link">
-      This page is generated from <a href="https://gitlab.com/gitlab-com/www-gitlab-com/blob/master/source{{ page.url }}">a public file on GitLab.com</a> – merge requests with improvements are very welcome.
+      This page is generated from <a href="https://gitlab.com/gitlab-com/www-gitlab-com/blob/master/source{{ page.url }}">a public file on GitLab.com</a> – merge requests with improvements are <a href="https://gitlab.com/gitlab-com/www-gitlab-com/blob/master/CONTRIBUTING.md">very welcome</a>.
       {% include cc_license.html %}
     </div>
   {% endif %}