diff --git a/app/controllers/concerns/exception_handler.rb b/app/controllers/concerns/exception_handler.rb
index 7c1cd540..3925f42c 100644
--- a/app/controllers/concerns/exception_handler.rb
+++ b/app/controllers/concerns/exception_handler.rb
@@ -10,25 +10,41 @@ module ExceptionHandler
   included do
     rescue_from SiteNotFound, with: :site_not_found
     rescue_from PageNotFound, with: :page_not_found
-    rescue_from ActionController::RoutingError, with: :page_not_found
-    rescue_from Pundit::NilPolicyError, with: :page_not_found
+    rescue_from Pundit::Error, with: :page_not_found
+    rescue_from Pundit::NotAuthorizedError, with: :page_unauthorized
     rescue_from Pundit::NilPolicyError, with: :page_not_found
     rescue_from ActionController::RoutingError, with: :page_not_found
     rescue_from ActionController::ParameterMissing, with: :page_not_found
   end
 
-  def site_not_found
+  def site_not_found(exception)
     reset_response!
 
     flash[:error] = I18n.t('errors.site_not_found')
 
+    ExceptionNotifier.notify_exception(exception, data: { usuarie: current_usuarie&.id, path: request.fullpath })
+
     redirect_to sites_path
   end
 
-  def page_not_found
+  def page_unauthorized(exception)
     reset_response!
 
-    render 'application/page_not_found', status: :not_found
+    flash[:error] = I18n.t('errors.page_unauthorized')
+
+    ExceptionNotifier.notify_exception(exception, data: { usuarie: current_usuarie&.id, path: request.fullpath })
+
+    redirect_to site_path(site)
+  end
+
+  def page_not_found(exception)
+    reset_response!
+
+    flash[:error] = I18n.t('errors.page_not_found')
+
+    ExceptionNotifier.notify_exception(exception)
+
+    redirect_to site_path(site)
   end
 
   private
diff --git a/app/controllers/posts_controller.rb b/app/controllers/posts_controller.rb
index 4aa2c8d0..7974d317 100644
--- a/app/controllers/posts_controller.rb
+++ b/app/controllers/posts_controller.rb
@@ -15,6 +15,8 @@ class PostsController < ApplicationController
   # Las URLs siempre llevan el idioma actual o el de le usuarie
   def default_url_options
     { locale: locale }
+  rescue SiteNotFound
+    {}
   end
 
   # @todo Mover a tu propio scope
diff --git a/app/controllers/usuaries_controller.rb b/app/controllers/usuaries_controller.rb
index 6924c860..cba349c5 100644
--- a/app/controllers/usuaries_controller.rb
+++ b/app/controllers/usuaries_controller.rb
@@ -29,7 +29,7 @@ class UsuariesController < ApplicationController
 
     @usuarie = Usuarie.find(params[:id])
 
-    if @site.usuaries.count > 1
+    if @site.invitade?(@usuarie) || @site.usuaries.count > 1
       # Mágicamente elimina el rol
       @usuarie.sites.delete(@site)
     else
diff --git a/app/models/site/layout_ordering.rb b/app/models/site/layout_ordering.rb
index 9fecbf21..79e53c75 100644
--- a/app/models/site/layout_ordering.rb
+++ b/app/models/site/layout_ordering.rb
@@ -13,11 +13,15 @@ class Site
       # Por defecto, si el sitio no lo soporta, se obtienen los layouts
       # ordenados alfabéticamente por traducción.
       # 
+      # @param [Usuarie,nil]
       # @return [Hash]
-      def schema_organization
+      def schema_organization(usuarie = nil)
         @schema_organization ||=
           begin
-            schema_organization = data.dig('schema', 'organization')
+            # XXX: retrocompatibilidad
+            key = (usuarie.blank? || usuarie?(usuarie)) ? 'organization' : 'organization_guest'
+            schema_organization   = data.dig('schema', key)
+            schema_organization ||= data.dig('schema', 'organization')
             schema_organization&.symbolize_keys!
             schema_organization&.transform_values! do |ary|
               ary.map(&:to_sym)
diff --git a/app/services/post_service.rb b/app/services/post_service.rb
index 920c912e..a0b891a2 100644
--- a/app/services/post_service.rb
+++ b/app/services/post_service.rb
@@ -26,8 +26,9 @@ PostService = Struct.new(:site, :usuarie, :post, :params, keyword_init: true) do
   # @return Post
   def create
     self.post ||= site.posts(lang: locale).build(layout: layout)
+    params[base][:draft] = true if site.invitade? usuarie
+
     post.usuaries << usuarie
-    post.draft.value = true if post.attribute?(:draft) && site.invitade?(usuarie)
     post.assign_attributes(post_params)
 
     params.require(base).permit(:slug).tap do |p|
diff --git a/app/views/posts/attributes/_boolean.haml b/app/views/posts/attributes/_boolean.haml
index 6928ebd7..050ede70 100644
--- a/app/views/posts/attributes/_boolean.haml
+++ b/app/views/posts/attributes/_boolean.haml
@@ -1,12 +1,16 @@
-.form-check
-  = hidden_field_tag "#{base}[#{attribute}]", '0', id: nil
-  .custom-control.custom-switch
-    = check_box_tag "#{base}[#{attribute}]", '1', metadata.value,
-      class: "custom-control-input #{invalid(post, attribute)}",
-      aria: { describedby: id_for_help(attribute) },
-      autofocus: autofocus
-    = label_tag "#{base}_#{attribute}", post_label_t(attribute, post: post),
-      class: 'custom-control-label'
+-# TODO: convertir los atributos draft a un tipo
+- if attribute == :draft && site.invitade?(current_usuarie)
+  -# Nada
+- else
+  .form-check
+    = hidden_field_tag "#{base}[#{attribute}]", '0', id: nil
+    .custom-control.custom-switch
+      = check_box_tag "#{base}[#{attribute}]", '1', metadata.value,
+        class: "custom-control-input #{invalid(post, attribute)}",
+        aria: { describedby: id_for_help(attribute) },
+        autofocus: autofocus
+      = label_tag "#{base}_#{attribute}", post_label_t(attribute, post: post),
+        class: 'custom-control-label'
 
-    = render 'posts/attribute_feedback',
-      post: post, attribute: attribute, metadata: metadata
+      = render 'posts/attribute_feedback',
+        post: post, attribute: attribute, metadata: metadata
diff --git a/app/views/posts/index.haml b/app/views/posts/index.haml
index 5d180518..0ff30799 100644
--- a/app/views/posts/index.haml
+++ b/app/views/posts/index.haml
@@ -16,7 +16,7 @@
     %h3= t('posts.new')
     %table.table.table-sm.mb-3
       %tbody
-        - @site.schema_organization.each do |schema, _|
+        - @site.schema_organization(current_usuarie).each do |schema, _|
           - schema = @site.layouts[schema]
           - next if schema.hidden?
           = render 'schemas/row', site: @site, schema: schema, filter: @filter_params
diff --git a/config/locales/en.yml b/config/locales/en.yml
index c348d73b..da76ba74 100644
--- a/config/locales/en.yml
+++ b/config/locales/en.yml
@@ -397,6 +397,8 @@ en:
               not_available: "This language is not yet available, would you help us by translating Sutty into it?"
   errors:
     site_not_found: "Site not found, or maybe you don't have access to it."
+    page_not_found: "Page not found."
+    page_unauthorized: "You don't have access to this page, please contact the operators of this site."
     argument_error: 'Argument `%{argument}` must be an instance of %{class}'
     unknown_locale: 'Unknown %{locale} locale'
     posts:
diff --git a/config/locales/es.yml b/config/locales/es.yml
index e9a52019..97569022 100644
--- a/config/locales/es.yml
+++ b/config/locales/es.yml
@@ -396,6 +396,8 @@ es:
               not_available: "Este idioma todavía no está disponible, ¿nos ayudas a agregarlo y mantenerlo?"
   errors:
     site_not_found: "No encontramos ese sitio o quizás no tengas acceso."
+    page_not_found: "No encontramos esa página."
+    page_unauthorized: "No tenés acceso a página, para solicitarla, ponete en contacto con les gestores del sitio."
     argument_error: 'El argumento `%{argument}` debe ser una instancia de %{class}'
     unknown_locale: 'El idioma %{locale} es desconocido'
     posts: