diff --git a/app/helpers/dashboard_helper.rb b/app/helpers/dashboard_helper.rb
index c759dffa..e3be07c9 100644
--- a/app/helpers/dashboard_helper.rb
+++ b/app/helpers/dashboard_helper.rb
@@ -27,6 +27,6 @@ module DashboardHelper
               items.opened
             end
 
-    items.where(assignee_id: current_user.id).count
+    items.cared(current_user).count
   end
 end
diff --git a/app/models/issue.rb b/app/models/issue.rb
index 07c04011..04c2df05 100644
--- a/app/models/issue.rb
+++ b/app/models/issue.rb
@@ -24,7 +24,13 @@ class Issue < ActiveRecord::Base
 
   acts_as_taggable_on :labels
 
-  def self.open_for(user)
-    opened.assigned(user)
+  class << self
+    def cared(user)
+      where('assignee_id = :user', user: user.id)
+    end
+
+    def open_for(user)
+      opened.assigned(user)
+    end
   end
 end
diff --git a/app/models/merge_request.rb b/app/models/merge_request.rb
index 345b8d6e..ac7c9f74 100644
--- a/app/models/merge_request.rb
+++ b/app/models/merge_request.rb
@@ -43,12 +43,19 @@ class MergeRequest < ActiveRecord::Base
   validates :target_branch, presence: true
   validate :validate_branches
 
-  def self.find_all_by_branch(branch_name)
-    where("source_branch LIKE :branch OR target_branch LIKE :branch", branch: branch_name)
-  end
 
-  def self.find_all_by_milestone(milestone)
-    where("milestone_id = :milestone_id", milestone_id: milestone)
+  class << self
+    def cared(user)
+      where('assignee_id = :user OR author_id = :user', user: user.id)
+    end
+
+    def find_all_by_branch(branch_name)
+      where("source_branch LIKE :branch OR target_branch LIKE :branch", branch: branch_name)
+    end
+
+    def find_all_by_milestone(milestone)
+      where("milestone_id = :milestone_id", milestone_id: milestone)
+    end
   end
 
   def human_state
diff --git a/app/models/user.rb b/app/models/user.rb
index a42671ea..4ed31c7e 100644
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -267,7 +267,7 @@ class User < ActiveRecord::Base
   end
 
   def cared_merge_requests
-    MergeRequest.where("author_id = :id or assignee_id = :id", id: self.id)
+    MergeRequest.cared(self)
   end
 
   # Remove user from all projects and