diff --git a/app/mailers/user_mailer.rb b/app/mailers/user_mailer.rb
index e11166a..773fabb 100644
--- a/app/mailers/user_mailer.rb
+++ b/app/mailers/user_mailer.rb
@@ -1,19 +1,19 @@
 class UserMailer < ActionMailer::Base
 	default from: I18n.t('helpers.main_email.from')
 	
-	def sharing_notification(project_group)
-    @project_group = project_group
-		mail(to: @project_group.user.email, subject: I18n.t('helpers.main_email.access_given'))
+	def sharing_notification(role)
+    @role = role
+		mail(to: @role.user.email, subject: I18n.t('helpers.main_email.access_given'))
 	end
 	
-	def permissions_change_notification(project_group)
-		@project_group = project_group
-		mail(to: @project_group.user.email, subject: I18n.t('helpers.main_email.permission_changed'))
+	def permissions_change_notification(role)
+		@role = role
+		mail(to: @role.user.email, subject: I18n.t('helpers.main_email.permission_changed'))
 	end
 	
-	def project_access_removed_notification(user, project)
+	def project_access_removed_notification(user, plan)
 		@user = user
-		@project = project
+		@plan = plan
 		mail(to: @user.email, subject: I18n.t('helpers.main_email.access_removed'))
 	end
 
diff --git a/app/views/user_mailer/permissions_change_notification.html.erb b/app/views/user_mailer/permissions_change_notification.html.erb
index 68bfe57..e7ed65e 100644
--- a/app/views/user_mailer/permissions_change_notification.html.erb
+++ b/app/views/user_mailer/permissions_change_notification.html.erb
@@ -1,12 +1,12 @@
-<p><%= _('Hello') %> <%= @project_group.user.name %></p>
+<p><%= _('Hello') %> <%= @role.user.name %></p>
 
 <% 
 access_level = "read-only"
-if @project_group.access_level == 2 then
+if @role.editor?
 	access_level = "editor"
-elsif @project_group.access_level == 3 then
+elsif @project_group.administrator?
 	access_level = "co-owner"
 end
 %>
 
-<p><%= ('Your permissions relating to') %>"<%= link_to @project_group.project.title, url_for(action: 'show', controller: 'projects', id: @project_group.project.id, locale: I18n.default_locale) %>"<%= _(' have changed. You now have') %><%= access_level %> <%= _('access.') %></p>
+<p><%= ('Your permissions relating to') %>"<%= link_to @role.plan.title, url_for(action: 'show', controller: 'projects', id: @role.plan.id, locale: I18n.default_locale) %>"<%= _(' have changed. You now have') %><%= access_level %> <%= _('access.') %></p>
diff --git a/app/views/user_mailer/project_access_removed_notification.html.erb b/app/views/user_mailer/project_access_removed_notification.html.erb
index fb6978c..778d50b 100644
--- a/app/views/user_mailer/project_access_removed_notification.html.erb
+++ b/app/views/user_mailer/project_access_removed_notification.html.erb
@@ -1,3 +1,3 @@
 <p><%= _('Hello') %><%= @user.name %></p>
 
-<p><%= _('Your access to ') %>"<%= @project.title %>"<%= _(' has been removed.') %></p>
+<p><%= _('Your access to ') %>"<%= @plan.title %>"<%= _(' has been removed.') %></p>
diff --git a/app/views/user_mailer/sharing_notification.html.erb b/app/views/user_mailer/sharing_notification.html.erb
index c350ee3..cccfddf 100644
--- a/app/views/user_mailer/sharing_notification.html.erb
+++ b/app/views/user_mailer/sharing_notification.html.erb
@@ -1,13 +1,13 @@
-<p><%= _('Hello') %> <%= @project_group.user.name %></p>
+<p><%= _('Hello') %> <%= @role.user.name %></p>
 
-<% 
+<%
 access_level = "read-only"
-if @project_group.access_level == 2 then
+if @role.editor?
 	access_level = "editor"
-elsif @project_group.access_level == 3 then
+elsif @role.administrator?
 	access_level = "co-owner"
 end
 %>
 
-<p><%= _('You have been given ') %><%= access_level %><%= _(' access to') %><%= link_to @project_group.project.title, url_for(action: 'show', controller: 'projects', id: @project_group.project.id, locale: I18n.default_locale) %>".</p>
+<p><%= _('You have been given ') %><%= access_level %><%= _(' access to') %><%= link_to @role.plan.title, url_for(action: 'show', controller: 'plans', id: @role.plan.id, locale: I18n.default_locale) %>".</p>