diff --git a/app/helpers/communities_helper.rb b/app/helpers/communities_helper.rb
index b8b7e7d35..9e2b77b9c 100644
--- a/app/helpers/communities_helper.rb
+++ b/app/helpers/communities_helper.rb
@@ -26,4 +26,13 @@ module CommunitiesHelper
     end
   end
 
+  def community_back_link_path(community)
+    if community.from_proposal?
+      proposal_path(community.proposal)
+    else
+      investment = Budget::Investment.where(community_id: community.id).first
+      budget_investment_path(investment.budget_id, investment)
+    end
+  end
+
 end
diff --git a/app/views/communities/show.html.erb b/app/views/communities/show.html.erb
index 6b07595ec..8190ff6b6 100644
--- a/app/views/communities/show.html.erb
+++ b/app/views/communities/show.html.erb
@@ -3,6 +3,7 @@
   <div class="jumbo light">
     <div class="row">
       <div class="small-12 column">
+        <%= back_link_to community_back_link_path(@community) %>
         <h2><%= community_text(@community) %></h2>
         <p class="lead"> <%= community_title(@community) %> </p>
         <p><%= community_description(@community) %> </p>
diff --git a/app/views/topics/_topics.html.erb b/app/views/topics/_topics.html.erb
index 40e024ac2..f74fa573f 100644
--- a/app/views/topics/_topics.html.erb
+++ b/app/views/topics/_topics.html.erb
@@ -39,8 +39,10 @@
   <% if user_signed_in? %>
     <%= t("community.show.create_first_community_topic.first_theme_not_logged_in") %>
   <% else %>
-    <%= t("community.show.create_first_community_topic.sub_first_theme",
-          link: link_to(t("community.show.create_first_community_topic.sign_link",
-          org_name: setting['org_name']), new_user_session_path)).html_safe %>
+    <div class="callout primary">
+      <%= t("community.show.create_first_community_topic.sub_first_theme",
+            link: link_to(t("community.show.create_first_community_topic.sign_link",
+            org_name: setting['org_name']), new_user_session_path)).html_safe %>
+    </div>
   <% end %>
 <% end %>
diff --git a/config/locales/en/community.yml b/config/locales/en/community.yml
index 50512b573..37b7ea74f 100644
--- a/config/locales/en/community.yml
+++ b/config/locales/en/community.yml
@@ -2,15 +2,17 @@ en:
   community:
     sidebar:
       title: Community
-      description: Join the community of users, give your opinion.
+      description:
+        proposal: Participate in the user community of this proposal.
+        investment: Participate in the user community of this investment.
       button_to_access: Access the community
     show:
       title:
         proposal: Proposal community
         investment: Budget Investment community
       description:
-        proposal: Participate in the community of this proposal
-        investment: Participate in the community of this budget investment
+        proposal: Participate in the community of this proposal. An active community can help to improve the content of the proposal and boost its dissemination to get more support.
+        investment: Participate in the community of this budget investment. An active community can help to improve the content of the budget investment and boost its dissemination to get more support.
       create_first_community_topic:
         first_theme_not_logged_in: No issue yet available, participate creating the first one. Click on the create new topic button.
         first_theme: Create the first community topic
diff --git a/config/locales/es/community.yml b/config/locales/es/community.yml
index 4da6d8674..196cd4c50 100644
--- a/config/locales/es/community.yml
+++ b/config/locales/es/community.yml
@@ -2,15 +2,17 @@ es:
   community:
     sidebar:
       title: Comunidad
-      description: Participa en la comunidad de usuarios, da tu opinión.
+      description:
+        proposal: Participa en la comunidad de usuarios de esta propuesta.
+        investment: Participa en la comunidad de usuarios de este proyecto de inversión.
       button_to_access: Acceder a la comunidad
     show:
       title:
         proposal: Comunidad de la propuesta
         investment: Comunidad del presupuesto participativo
       description:
-        proposal: Participa en la comunidad de esta propuesta
-        investment: Participa en la comunidad de este presupuesto participativo
+        proposal: Participa en la comunidad de esta propuesta. Una comunidad activa puede ayudar a mejorar el contenido de la propuesta así como a dinamizar su difusión para conseguir más apoyos.
+        investment: Participa en la comunidad de este proyecto de inversión. Una comunidad activa puede ayudar a mejorar el contenido del proyecto de inversión así como a dinamizar su difusión para conseguir más apoyos.
       create_first_community_topic:
         first_theme_not_logged_in: Aún no hay ningun tema disponible, participa creando el primero. Haz click en el botón crear nuevo tema.
         first_theme: Crea el primer tema de la comunidad