diff --git a/.rubocop.yml b/.rubocop.yml
index 820308375..3adbb08eb 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -117,4 +117,7 @@ RSpec/LeadingSubject:
   Enabled: true
 
 RSpec/LetBeforeExamples:
+  Enabled: true
+
+RSpec/LetSetup:
   Enabled: true
\ No newline at end of file
diff --git a/spec/features/budgets/results_spec.rb b/spec/features/budgets/results_spec.rb
index 62b74d321..224566f20 100644
--- a/spec/features/budgets/results_spec.rb
+++ b/spec/features/budgets/results_spec.rb
@@ -11,7 +11,9 @@ feature 'Results' do
   let!(:investment3) { create(:budget_investment, :incompatible, heading: heading, price: 500, ballot_lines_count: 700) }
   let!(:investment4) { create(:budget_investment, :selected, heading: heading, price: 600, ballot_lines_count: 600) }
 
-  let!(:results) { Budget::Result.new(budget, heading).calculate_winners }
+  background do
+    Budget::Result.new(budget, heading).calculate_winners
+  end
 
   scenario "Diplays winner investments" do
     create(:budget_heading, group: group)
diff --git a/spec/features/emails_spec.rb b/spec/features/emails_spec.rb
index 7e530c620..1792f1058 100644
--- a/spec/features/emails_spec.rb
+++ b/spec/features/emails_spec.rb
@@ -375,7 +375,7 @@ feature 'Emails' do
       login_as(author)
       visit new_budget_investment_path(budget_id: budget.id)
 
-      select  'Health: More hospitals', from: 'budget_investment_heading_id'
+      select  "#{group.name}: #{heading.name}", from: 'budget_investment_heading_id'
       fill_in 'budget_investment_title', with: 'Build a hospital'
       fill_in 'budget_investment_description', with: 'We have lots of people that require medical attention'
       fill_in 'budget_investment_external_url', with: 'http://http://hospitalsforallthepeople.com/'
diff --git a/spec/features/polls/voter_spec.rb b/spec/features/polls/voter_spec.rb
index aee0ff522..2f062df7d 100644
--- a/spec/features/polls/voter_spec.rb
+++ b/spec/features/polls/voter_spec.rb
@@ -5,8 +5,11 @@ feature "Voter" do
   context "Origin" do
 
     let(:poll) { create(:poll, :current) }
+    let(:question) { create(:poll_question, poll: poll) }
     let(:booth) { create(:poll_booth) }
     let(:officer) { create(:poll_officer) }
+    let!(:answer_yes) { create(:poll_question_answer, question: question, title: 'Yes') }
+    let!(:answer_no) { create(:poll_question_answer, question: question, title: 'No') }
 
     background do
       create(:geozone, :in_census)
@@ -16,20 +19,14 @@ feature "Voter" do
     end
 
     scenario "Voting via web - Standard", :js do
-      poll = create(:poll)
-
-      question = create(:poll_question, poll: poll)
-      answer1 = create(:poll_question_answer, question: question, title: 'Yes')
-      answer2 = create(:poll_question_answer, question: question, title: 'No')
-
       user = create(:user, :level_two)
 
       login_as user
       visit poll_path(poll)
 
       within("#poll_question_#{question.id}_answers") do
-        click_link 'Yes'
-        expect(page).to_not have_link('Yes')
+        click_link answer_yes.title
+        expect(page).to_not have_link(answer_yes.title)
       end
 
       find(:css, ".js-token-message").should be_visible
@@ -42,20 +39,14 @@ feature "Voter" do
     end
 
     scenario "Voting via web as unverified user", :js do
-      poll = create(:poll)
-
-      question = create(:poll_question, poll: poll)
-      answer1 = create(:poll_question_answer, question: question, title: 'Yes')
-      answer2 = create(:poll_question_answer, question: question, title: 'No')
-
       user = create(:user, :incomplete_verification)
 
       login_as user
       visit poll_path(poll)
 
       within("#poll_question_#{question.id}_answers") do
-        expect(page).to_not have_link('Yes', href: "/questions/#{question.id}/answer?answer=Yes&token=")
-        expect(page).to_not have_link('No', href: "/questions/#{question.id}/answer?answer=No&token=")
+        expect(page).to_not have_link(answer_yes.title, href: "/questions/#{question.id}/answer?answer=#{answer_yes.title}&token=")
+        expect(page).to_not have_link(answer_no.title, href: "/questions/#{question.id}/answer?answer=#{answer_no.title}&token=")
       end
 
       expect(page).to have_content("You must verify your account in order to answer")
@@ -85,17 +76,14 @@ feature "Voter" do
 
     context "Trying to vote the same poll in booth and web" do
 
-      let(:poll) { create(:poll) }
-
-      let(:question) { create(:poll_question, poll: poll) }
-      let!(:answer1) { create(:poll_question_answer, question: question, title: 'Yes') }
-      let!(:answer2) { create(:poll_question_answer, question: question, title: 'No') }
-
       let!(:user) { create(:user, :in_census) }
 
+      background do
+      end
+
       scenario "Trying to vote in web and then in booth", :js do
         login_as user
-        vote_for_poll_via_web(poll, question, 'Yes')
+        vote_for_poll_via_web(poll, question, answer_yes.title)
         expect(Poll::Voter.count).to eq(1)
 
         click_link "Sign out"
@@ -121,14 +109,14 @@ feature "Voter" do
         login_as user
         visit poll_path(poll)
 
-        expect(page).to_not have_link('Yes')
+        expect(page).to_not have_link(answer_yes.title)
         expect(page).to have_content "You have already participated in a physical booth. You can not participate again."
         expect(Poll::Voter.count).to eq(1)
       end
 
       scenario "Trying to vote in web again", :js do
         login_as user
-        vote_for_poll_via_web(poll, question, 'Yes')
+        vote_for_poll_via_web(poll, question, answer_yes.title)
         expect(Poll::Voter.count).to eq(1)
 
         visit poll_path(poll)
@@ -137,7 +125,7 @@ feature "Voter" do
 
         expect(page).to have_content "You have already participated in this poll. If you vote again it will be overwritten."
         within("#poll_question_#{question.id}_answers") do
-          expect(page).to_not have_link('Yes')
+          expect(page).to_not have_link(answer_yes.title)
         end
 
         click_link "Sign out"
@@ -146,8 +134,8 @@ feature "Voter" do
         visit poll_path(poll)
 
         within("#poll_question_#{question.id}_answers") do
-          expect(page).to have_link('Yes')
-          expect(page).to have_link('No')
+          expect(page).to have_link(answer_yes.title)
+          expect(page).to have_link(answer_no.title)
         end
       end
     end
@@ -155,10 +143,6 @@ feature "Voter" do
     scenario "Voting in poll and then verifiying account", :js do
       user = create(:user)
 
-      question = create(:poll_question, poll: poll)
-      answer1 = create(:poll_question_answer, question: question, title: 'Yes')
-      answer2 = create(:poll_question_answer, question: question, title: 'No')
-
       login_through_form_as_officer(officer.user)
       vote_for_poll_via_booth
 
@@ -174,7 +158,7 @@ feature "Voter" do
 
       visit poll_path(poll)
 
-      expect(page).to_not have_link('Yes')
+      expect(page).to_not have_link(answer_yes.title)
       expect(page).to have_content "You have already participated in a physical booth. You can not participate again."
       expect(Poll::Voter.count).to eq(1)
     end
diff --git a/spec/features/tags/budget_investments_spec.rb b/spec/features/tags/budget_investments_spec.rb
index fe1eed0e1..43edc9c36 100644
--- a/spec/features/tags/budget_investments_spec.rb
+++ b/spec/features/tags/budget_investments_spec.rb
@@ -6,19 +6,21 @@ feature 'Tags' do
   let(:budget)  { create(:budget, name: "Big Budget") }
   let(:group)   { create(:budget_group, name: "Health", budget: budget) }
   let!(:heading) { create(:budget_heading, name: "More hospitals", group: group) }
+  let!(:tag_medio_ambiente) { create(:tag, :category, name: 'Medio Ambiente') }
+  let!(:tag_economia) { create(:tag, :category, name: 'Economía') }
 
   scenario 'Index' do
-    earth = create(:budget_investment, heading: heading, tag_list: 'Medio Ambiente')
-    money = create(:budget_investment, heading: heading, tag_list: 'Economía')
+    earth = create(:budget_investment, heading: heading, tag_list: tag_medio_ambiente.name)
+    money = create(:budget_investment, heading: heading, tag_list: tag_economia.name)
 
     visit budget_investments_path(budget, heading_id: heading.id)
 
     within "#budget_investment_#{earth.id}" do
-      expect(page).to have_content "Medio Ambiente"
+      expect(page).to have_content(tag_medio_ambiente.name)
     end
 
     within "#budget_investment_#{money.id}" do
-      expect(page).to have_content "Economía"
+      expect(page).to have_content(tag_economia.name)
     end
   end
 
@@ -49,12 +51,12 @@ feature 'Tags' do
   end
 
   scenario 'Show' do
-    investment = create(:budget_investment, heading: heading, tag_list: 'Hacienda, Economía')
+    investment = create(:budget_investment, heading: heading, tag_list: "#{tag_medio_ambiente.name}, #{tag_economia.name}")
 
     visit budget_investment_path(budget, investment)
 
-    expect(page).to have_content "Economía"
-    expect(page).to have_content "Hacienda"
+    expect(page).to have_content(tag_medio_ambiente.name)
+    expect(page).to have_content(tag_economia.name)
   end
 
   scenario 'Create with custom tags' do
@@ -62,41 +64,38 @@ feature 'Tags' do
 
     visit new_budget_investment_path(budget_id: budget.id)
 
-    select  'Health: More hospitals', from: 'budget_investment_heading_id'
+    select  "#{group.name}: #{heading.name}", from: 'budget_investment_heading_id'
     fill_in 'budget_investment_title', with: 'Build a skyscraper'
     fill_in 'budget_investment_description', with: 'I want to live in a high tower over the clouds'
     check   'budget_investment_terms_of_service'
 
-    fill_in 'budget_investment_tag_list', with: 'Economía, Hacienda'
+    fill_in 'budget_investment_tag_list', with: "#{tag_medio_ambiente.name}, #{tag_economia.name}"
 
     click_button 'Create Investment'
 
     expect(page).to have_content 'Investment created successfully.'
-    expect(page).to have_content 'Economía'
-    expect(page).to have_content 'Hacienda'
+    expect(page).to have_content tag_economia.name
+    expect(page).to have_content tag_medio_ambiente.name
   end
 
   scenario 'Category with category tags', :js do
     login_as(author)
 
-    education = create(:tag, :category, name: 'Education')
-    health    = create(:tag, :category, name: 'Health')
-
     visit new_budget_investment_path(budget_id: budget.id)
 
-    select  'Health: More hospitals', from: 'budget_investment_heading_id'
+    select  "#{group.name}: #{heading.name}", from: 'budget_investment_heading_id'
     fill_in 'budget_investment_title', with: 'Build a skyscraper'
     fill_in_ckeditor 'budget_investment_description', with: 'If I had a gym near my place I could go do Zumba'
     check 'budget_investment_terms_of_service'
 
-    find('.js-add-tag-link', text: 'Education').click
+    find('.js-add-tag-link', text: tag_economia.name).click
     click_button 'Create Investment'
 
     expect(page).to have_content 'Investment created successfully.'
 
     within "#tags_budget_investment_#{Budget::Investment.last.id}" do
-      expect(page).to have_content 'Education'
-      expect(page).to_not have_content 'Health'
+      expect(page).to have_content tag_economia.name
+      expect(page).to_not have_content tag_medio_ambiente.name
     end
   end
 
@@ -105,7 +104,7 @@ feature 'Tags' do
 
     visit new_budget_investment_path(budget_id: budget.id)
 
-    select  'Health: More hospitals', from: 'budget_investment_heading_id'
+    select  "#{group.name}: #{heading.name}", from: 'budget_investment_heading_id'
     fill_in 'budget_investment_title', with: 'Build a skyscraper'
     fill_in 'budget_investment_description', with: 'I want to live in a high tower over the clouds'
     check   'budget_investment_terms_of_service'
@@ -123,7 +122,7 @@ feature 'Tags' do
 
     visit new_budget_investment_path(budget_id: budget.id)
 
-    select  'Health: More hospitals', from: 'budget_investment_heading_id'
+    select  "#{group.name}: #{heading.name}", from: 'budget_investment_heading_id'
     fill_in 'budget_investment_title', with: 'Build a skyscraper'
     fill_in 'budget_investment_description', with: 'I want to live in a high tower over the clouds'
     check   'budget_investment_terms_of_service'
@@ -143,13 +142,13 @@ feature 'Tags' do
 
     scenario "From index" do
 
-      investment1 = create(:budget_investment, heading: heading, tag_list: 'Education')
+      investment1 = create(:budget_investment, heading: heading, tag_list: tag_economia.name)
       investment2 = create(:budget_investment, heading: heading, tag_list: 'Health')
 
       visit budget_investments_path(budget, heading_id: heading.id)
 
       within "#budget_investment_#{investment1.id}" do
-        click_link "Education"
+        click_link tag_economia.name
       end
 
       within("#budget-investments") do
@@ -159,12 +158,12 @@ feature 'Tags' do
     end
 
     scenario "From show" do
-      investment1 = create(:budget_investment, heading: heading, tag_list: 'Education')
+      investment1 = create(:budget_investment, heading: heading, tag_list: tag_economia.name)
       investment2 = create(:budget_investment, heading: heading, tag_list: 'Health')
 
       visit budget_investment_path(budget, investment1)
 
-      click_link "Education"
+      click_link tag_economia.name
 
       within("#budget-investments") do
         expect(page).to have_css('.budget-investment', count: 1)
@@ -176,9 +175,11 @@ feature 'Tags' do
 
   context 'Tag cloud' do
 
-    let!(:investment1) { create(:budget_investment, heading: heading, tag_list: 'Medio Ambiente') }
-    let!(:investment2) { create(:budget_investment, heading: heading, tag_list: 'Medio Ambiente') }
-    let!(:investment3) { create(:budget_investment, heading: heading, tag_list: 'Economía') }
+    let(:new_tag)      { "New Tag" }
+    let(:newer_tag)    { "Newer" }
+    let!(:investment1) { create(:budget_investment, heading: heading, tag_list: new_tag) }
+    let!(:investment2) { create(:budget_investment, heading: heading, tag_list: new_tag) }
+    let!(:investment3) { create(:budget_investment, heading: heading, tag_list: newer_tag) }
 
     scenario 'Display user tags' do
       Budget::PHASES.each do |phase|
@@ -187,8 +188,8 @@ feature 'Tags' do
         visit budget_investments_path(budget, heading_id: heading.id)
 
         within "#tag-cloud" do
-          expect(page).to have_content "Medio Ambiente"
-          expect(page).to have_content "Economía"
+          expect(page).to have_content(new_tag)
+          expect(page).to have_content(newer_tag)
         end
       end
     end
@@ -207,7 +208,7 @@ feature 'Tags' do
         click_link group.name
 
         within "#tag-cloud" do
-          click_link "Medio Ambiente"
+          click_link new_tag
         end
 
         expect(page).to have_css ".budget-investment", count: 2
@@ -221,12 +222,9 @@ feature 'Tags' do
 
   context "Categories" do
 
-    let!(:tag1) { create(:tag, :category, name: 'Medio Ambiente') }
-    let!(:tag2) { create(:tag, :category, name: 'Economía') }
-
-    let!(:investment1) { create(:budget_investment, heading: heading, tag_list: 'Medio Ambiente') }
-    let!(:investment2) { create(:budget_investment, heading: heading, tag_list: 'Medio Ambiente') }
-    let!(:investment3) { create(:budget_investment, heading: heading, tag_list: 'Economía') }
+    let!(:investment1) { create(:budget_investment, heading: heading, tag_list: tag_medio_ambiente.name) }
+    let!(:investment2) { create(:budget_investment, heading: heading, tag_list: tag_medio_ambiente.name) }
+    let!(:investment3) { create(:budget_investment, heading: heading, tag_list: tag_economia.name) }
 
     scenario 'Display category tags' do
       Budget::PHASES.each do |phase|
@@ -235,8 +233,8 @@ feature 'Tags' do
         visit budget_investments_path(budget, heading_id: heading.id)
 
         within "#categories" do
-          expect(page).to have_content "Medio Ambiente"
-          expect(page).to have_content "Economía"
+          expect(page).to have_content(tag_medio_ambiente.name)
+          expect(page).to have_content(tag_economia.name)
         end
       end
     end
@@ -255,7 +253,7 @@ feature 'Tags' do
         click_link group.name
 
         within "#categories" do
-          click_link "Medio Ambiente"
+          click_link tag_medio_ambiente.name
         end
 
         expect(page).to have_css ".budget-investment", count: 2
@@ -295,4 +293,4 @@ feature 'Tags' do
     end
 
   end
-end
\ No newline at end of file
+end
diff --git a/spec/shared/features/documentable.rb b/spec/shared/features/documentable.rb
index 7e797eac6..424b09b60 100644
--- a/spec/shared/features/documentable.rb
+++ b/spec/shared/features/documentable.rb
@@ -1,10 +1,11 @@
 shared_examples "documentable" do |documentable_factory_name, documentable_path, documentable_path_arguments|
   include ActionView::Helpers
 
-  let!(:administrator)          { create(:user) }
-  let!(:user)                   { create(:user) }
-  let!(:arguments)              { {} }
-  let!(:documentable)           { create(documentable_factory_name, author: user) }
+  let(:administrator)          { create(:user) }
+  let(:user)                   { create(:user) }
+  let(:arguments)              { {} }
+  let(:documentable)           { create(documentable_factory_name, author: user) }
+  let!(:document)              { create(:document, documentable: documentable, user: documentable.author) }
 
   before do
     create(:administrator, user: administrator)
@@ -16,8 +17,6 @@ shared_examples "documentable" do |documentable_factory_name, documentable_path,
 
   context "Show documents tab" do
 
-    let!(:document) { create(:document, documentable: documentable, user: documentable.author)}
-
     scenario "Download action should be able to anyone" do
       visit send(documentable_path, arguments)
 
@@ -76,8 +75,6 @@ shared_examples "documentable" do |documentable_factory_name, documentable_path,
 
   context "Destroy" do
 
-    let!(:document) { create(:document, documentable: documentable, user: documentable.author) }
-
     scenario "Should show success notice after successfull document upload" do
       login_as documentable.author
 
diff --git a/spec/shared/features/imageable.rb b/spec/shared/features/imageable.rb
index 418d971c2..b9f5bf7d8 100644
--- a/spec/shared/features/imageable.rb
+++ b/spec/shared/features/imageable.rb
@@ -40,7 +40,9 @@ shared_examples "imageable" do |imageable_factory_name, imageable_path, imageabl
 
   context "Destroy" do
 
-    let!(:image) { create(:image, imageable: imageable, user: imageable.author) }
+    background do
+      create(:image, imageable: imageable, user: imageable.author)
+    end
 
     scenario "Should show success notice after successfull deletion by an admin" do
       login_as administrator
diff --git a/spec/shared/features/mappable.rb b/spec/shared/features/mappable.rb
index 77da67145..6e1cca64b 100644
--- a/spec/shared/features/mappable.rb
+++ b/spec/shared/features/mappable.rb
@@ -2,7 +2,10 @@ shared_examples "mappable" do |mappable_factory_name, mappable_association_name,
 
   include ActionView::Helpers
 
-  let!(:user) { create(:user, :level_two) }
+  let!(:user)         { create(:user, :level_two) }
+  let!(:arguments)    { {} }
+  let!(:mappable)     { create(mappable_factory_name.to_s.to_sym) }
+  let!(:map_location) { create(:map_location, "#{mappable_factory_name}_map_location".to_sym, "#{mappable_association_name}": mappable) }
 
   before do
     Setting['feature.map'] = true
@@ -10,10 +13,6 @@ shared_examples "mappable" do |mappable_factory_name, mappable_association_name,
 
   describe "At #{mappable_new_path}" do
 
-    let!(:arguments)    { {} }
-    let!(:mappable)     { create(mappable_factory_name.to_s.to_sym) }
-    let!(:map_location) { create(:map_location, "#{mappable_factory_name}_map_location".to_sym, "#{mappable_association_name}": mappable) }
-
     before { set_arguments(arguments, mappable, mappable_path_arguments) }
 
     scenario "Should not show marker by default on create #{mappable_factory_name}", :js do
@@ -113,9 +112,6 @@ shared_examples "mappable" do |mappable_factory_name, mappable_association_name,
 
   describe "At #{mappable_edit_path}" do
 
-    let!(:mappable)     { create(mappable_factory_name.to_s.to_sym) }
-    let!(:map_location) { create(:map_location, "#{mappable_factory_name}_map_location".to_sym, "#{mappable_association_name}": mappable) }
-
     before { skip } if mappable_edit_path.blank?
 
     scenario "Should edit map on #{mappable_factory_name} and contain default values", :js do
@@ -200,10 +196,6 @@ shared_examples "mappable" do |mappable_factory_name, mappable_association_name,
 
   describe "At #{mappable_show_path}" do
 
-    let!(:arguments)    { {} }
-    let!(:mappable)     { create(mappable_factory_name.to_s.to_sym) }
-    let!(:map_location) { create(:map_location, "#{mappable_factory_name}_map_location".to_sym, "#{mappable_association_name}": mappable) }
-
     before { set_arguments(arguments, mappable, mappable_path_arguments) }
 
     scenario "Should display map on #{mappable_factory_name} show page", :js do