diff --git a/db/dev_seeds/budgets.rb b/db/dev_seeds/budgets.rb
index 2aa10f190..e0d81253d 100644
--- a/db/dev_seeds/budgets.rb
+++ b/db/dev_seeds/budgets.rb
@@ -94,7 +94,7 @@ end
 section "Creating Investments" do
   tags = Faker::Lorem.words(number: 10)
   100.times do
-    heading = Budget::Heading.all.sample
+    heading = Budget::Heading.sample
 
     translation_attributes = random_locales.each_with_object({}) do |locale, attributes|
       attributes["title_#{locale.to_s.underscore}"] = "Title for locale #{locale}"
@@ -102,7 +102,7 @@ section "Creating Investments" do
     end
 
     investment = Budget::Investment.create!({
-      author: User.all.sample,
+      author: User.sample,
       heading: heading,
       group: heading.group,
       budget: heading.group.budget,
@@ -145,9 +145,9 @@ end
 section "Winner Investments" do
   budget = Budget.finished.first
   50.times do
-    heading = budget.headings.all.sample
+    heading = budget.headings.sample
     investment = Budget::Investment.create!(
-      author: User.all.sample,
+      author: User.sample,
       heading: heading,
       group: heading.group,
       budget: heading.group.budget,
@@ -169,6 +169,6 @@ end
 
 section "Creating Valuation Assignments" do
   (1..50).to_a.sample.times do
-    Budget::Investment.all.sample.valuators << Valuator.first
+    Budget::Investment.sample.valuators << Valuator.first
   end
 end
diff --git a/db/dev_seeds/comments.rb b/db/dev_seeds/comments.rb
index 03bb9bbe0..30e14bba3 100644
--- a/db/dev_seeds/comments.rb
+++ b/db/dev_seeds/comments.rb
@@ -1,8 +1,8 @@
 section "Commenting Investments, Debates & Proposals" do
   %w[Budget::Investment Debate Proposal].each do |commentable_class|
     100.times do
-      commentable = commentable_class.constantize.all.sample
-      Comment.create!(user: User.all.sample,
+      commentable = commentable_class.constantize.sample
+      Comment.create!(user: User.sample,
                       created_at: rand(commentable.created_at..Time.current),
                       commentable: commentable,
                       body: Faker::Lorem.sentence)
@@ -12,8 +12,8 @@ end
 
 section "Commenting Comments" do
   200.times do
-    parent = Comment.all.sample
-    Comment.create!(user: User.all.sample,
+    parent = Comment.sample
+    Comment.create!(user: User.sample,
                     created_at: rand(parent.created_at..Time.current),
                     commentable_id: parent.commentable_id,
                     commentable_type: parent.commentable_type,
diff --git a/db/dev_seeds/communities.rb b/db/dev_seeds/communities.rb
index febf5b9e3..22c15653d 100644
--- a/db/dev_seeds/communities.rb
+++ b/db/dev_seeds/communities.rb
@@ -5,15 +5,15 @@ end
 
 section "Creating Communities Topics" do
   Community.find_each do |community|
-    Topic.create(community: community, author: User.all.sample,
+    Topic.create(community: community, author: User.sample,
                  title: Faker::Lorem.sentence(word_count: 3).truncate(60), description: Faker::Lorem.sentence)
   end
 end
 
 section "Commenting Community Topics" do
   30.times do
-    author = User.all.sample
-    topic = Topic.all.sample
+    author = User.sample
+    topic = Topic.sample
     Comment.create!(user: author,
                     created_at: rand(topic.created_at..Time.current),
                     commentable: topic,
diff --git a/db/dev_seeds/debates.rb b/db/dev_seeds/debates.rb
index 6e2737e09..82d1345d4 100644
--- a/db/dev_seeds/debates.rb
+++ b/db/dev_seeds/debates.rb
@@ -1,14 +1,14 @@
 section "Creating Debates" do
   tags = Faker::Lorem.words(number: 25)
   30.times do
-    author = User.all.sample
+    author = User.sample
     description = "<p>#{Faker::Lorem.paragraphs.join("</p><p>")}</p>"
     debate = Debate.create!(author: author,
                             title: Faker::Lorem.sentence(word_count: 3).truncate(60),
                             created_at: rand((1.week.ago)..Time.current),
                             description: description,
                             tag_list: tags.sample(3).join(","),
-                            geozone: Geozone.all.sample,
+                            geozone: Geozone.sample,
                             terms_of_service: "1")
     random_locales.map do |locale|
       Globalize.with_locale(locale) do
@@ -21,7 +21,7 @@ section "Creating Debates" do
 
   tags = Tag.where(kind: "category")
   30.times do
-    author = User.all.sample
+    author = User.sample
     description = "<p>#{Faker::Lorem.paragraphs.join("</p><p>")}</p>"
 
     debate = Debate.create!(author: author,
@@ -29,7 +29,7 @@ section "Creating Debates" do
                             created_at: rand((1.week.ago)..Time.current),
                             description: description,
                             tag_list: tags.sample(3).join(","),
-                            geozone: Geozone.all.sample,
+                            geozone: Geozone.sample,
                             terms_of_service: "1")
     random_locales.map do |locale|
       Globalize.with_locale(locale) do
diff --git a/db/dev_seeds/flags.rb b/db/dev_seeds/flags.rb
index a31c0e550..582bd088f 100644
--- a/db/dev_seeds/flags.rb
+++ b/db/dev_seeds/flags.rb
@@ -1,19 +1,19 @@
 section "Flagging Debates & Comments" do
   40.times do
-    debate = Debate.all.sample
-    flagger = User.where.not(id: debate.author_id).all.sample
+    debate = Debate.sample
+    flagger = User.where.not(id: debate.author_id).sample
     Flag.flag(flagger, debate)
   end
 
   40.times do
-    comment = Comment.all.sample
-    flagger = User.where.not(id: comment.user_id).all.sample
+    comment = Comment.sample
+    flagger = User.where.not(id: comment.user_id).sample
     Flag.flag(flagger, comment)
   end
 
   40.times do
-    proposal = Proposal.all.sample
-    flagger = User.where.not(id: proposal.author_id).all.sample
+    proposal = Proposal.sample
+    flagger = User.where.not(id: proposal.author_id).sample
     Flag.flag(flagger, proposal)
   end
 end
diff --git a/db/dev_seeds/legislation_proposals.rb b/db/dev_seeds/legislation_proposals.rb
index a305219c5..31dc0ff15 100644
--- a/db/dev_seeds/legislation_proposals.rb
+++ b/db/dev_seeds/legislation_proposals.rb
@@ -3,8 +3,8 @@ section "Creating legislation proposals" do
     Legislation::Proposal.create!(title: Faker::Lorem.sentence(word_count: 3).truncate(60),
                                   description: Faker::Lorem.paragraphs.join("\n\n"),
                                   summary: Faker::Lorem.paragraph,
-                                  author: User.all.sample,
-                                  process: Legislation::Process.all.sample,
+                                  author: User.sample,
+                                  process: Legislation::Process.sample,
                                   terms_of_service: "1",
                                   selected: rand <= 1.0 / 3)
   end
diff --git a/db/dev_seeds/milestones.rb b/db/dev_seeds/milestones.rb
index 1733468bc..214341921 100644
--- a/db/dev_seeds/milestones.rb
+++ b/db/dev_seeds/milestones.rb
@@ -11,7 +11,7 @@ section "Creating investment milestones" do
       rand(1..5).times do
         milestone = record.milestones.build(
           publication_date: Date.tomorrow,
-          status_id: Milestone::Status.all.sample
+          status_id: Milestone::Status.sample
         )
 
         random_locales.map do |locale|
diff --git a/db/dev_seeds/polls.rb b/db/dev_seeds/polls.rb
index f8b5dde45..e0b62a899 100644
--- a/db/dev_seeds/polls.rb
+++ b/db/dev_seeds/polls.rb
@@ -56,7 +56,7 @@ section "Creating Poll Questions & Answers" do
   Poll.find_each do |poll|
     (3..5).to_a.sample.times do
       question_title = Faker::Lorem.sentence(word_count: 3).truncate(60) + "?"
-      question = Poll::Question.new(author: User.all.sample,
+      question = Poll::Question.new(author: User.sample,
                                     title: question_title,
                                     poll: poll)
       I18n.available_locales.map do |locale|
@@ -96,7 +96,7 @@ section "Creating Poll Booths & BoothAssignments" do
   20.times do |i|
     Poll::Booth.create(name: "Booth #{i}",
                        location: Faker::Address.street_address,
-                       polls: [Poll.all.sample])
+                       polls: [Poll.sample])
   end
 end
 
@@ -125,8 +125,8 @@ end
 
 section "Commenting Polls" do
   30.times do
-    author = User.all.sample
-    poll = Poll.all.sample
+    author = User.sample
+    poll = Poll.sample
     Comment.create!(user: author,
                     created_at: rand(poll.created_at..Time.current),
                     commentable: poll,
@@ -136,7 +136,7 @@ end
 
 section "Creating Poll Voters" do
   def vote_poll_on_booth(user, poll)
-    officer = Poll::Officer.all.sample
+    officer = Poll::Officer.sample
 
     Poll::Voter.create!(document_type: user.document_type,
                         document_number: user.document_number,
@@ -230,7 +230,7 @@ end
 
 section "Creating Poll Questions from Proposals" do
   3.times do
-    proposal = Proposal.all.sample
+    proposal = Proposal.sample
     poll = Poll.current.first
     question = Poll::Question.new(poll: poll)
     question.copy_attributes_from_proposal(proposal)
@@ -260,7 +260,7 @@ end
 
 section "Creating Successful Proposals" do
   10.times do
-    proposal = Proposal.all.sample
+    proposal = Proposal.sample
     poll = Poll.current.first
     question = Poll::Question.new(poll: poll)
     question.copy_attributes_from_proposal(proposal)
diff --git a/db/dev_seeds/proposals.rb b/db/dev_seeds/proposals.rb
index 6e48cc25d..a3fc4fa94 100644
--- a/db/dev_seeds/proposals.rb
+++ b/db/dev_seeds/proposals.rb
@@ -19,7 +19,7 @@ section "Creating Proposals" do
   30.times do
     title = Faker::Lorem.sentence(word_count: 3).truncate(60)
     summary = Faker::Lorem.sentence(word_count: 3)
-    author = User.all.sample
+    author = User.sample
     description = "<p>#{Faker::Lorem.paragraphs.join("</p><p>")}</p>"
 
     proposal = Proposal.create!(author: author,
@@ -29,7 +29,7 @@ section "Creating Proposals" do
                                 description: description,
                                 created_at: rand((1.week.ago)..Time.current),
                                 tag_list: tags.sample(3).join(","),
-                                geozone: Geozone.all.sample,
+                                geozone: Geozone.sample,
                                 terms_of_service: "1",
                                 published_at: Time.current)
     random_locales.map do |locale|
@@ -47,7 +47,7 @@ end
 section "Creating Archived Proposals" do
   tags = Faker::Lorem.words(number: 25)
   5.times do
-    author = User.all.sample
+    author = User.sample
     description = "<p>#{Faker::Lorem.paragraphs.join("</p><p>")}</p>"
     proposal = Proposal.create!(author: author,
                                 title: Faker::Lorem.sentence(word_count: 3).truncate(60),
@@ -55,7 +55,7 @@ section "Creating Archived Proposals" do
                                 responsible_name: Faker::Name.name,
                                 description: description,
                                 tag_list: tags.sample(3).join(","),
-                                geozone: Geozone.all.sample,
+                                geozone: Geozone.sample,
                                 terms_of_service: "1",
                                 created_at: Setting.archived_proposals_date_limit,
                                 published_at: Setting.archived_proposals_date_limit)
@@ -74,7 +74,7 @@ end
 section "Creating Successful Proposals" do
   tags = Faker::Lorem.words(number: 25)
   10.times do
-    author = User.all.sample
+    author = User.sample
     description = "<p>#{Faker::Lorem.paragraphs.join("</p><p>")}</p>"
     proposal = Proposal.create!(author: author,
                                 title: Faker::Lorem.sentence(word_count: 3).truncate(60),
@@ -83,7 +83,7 @@ section "Creating Successful Proposals" do
                                 description: description,
                                 created_at: rand((1.week.ago)..Time.current),
                                 tag_list: tags.sample(3).join(","),
-                                geozone: Geozone.all.sample,
+                                geozone: Geozone.sample,
                                 terms_of_service: "1",
                                 cached_votes_up: Setting["votes_for_proposal_success"],
                                 published_at: Time.current)
@@ -100,7 +100,7 @@ section "Creating Successful Proposals" do
 
   tags = Tag.where(kind: "category")
   30.times do
-    author = User.all.sample
+    author = User.sample
     description = "<p>#{Faker::Lorem.paragraphs.join("</p><p>")}</p>"
     proposal = Proposal.create!(author: author,
                                 title: Faker::Lorem.sentence(word_count: 4).truncate(60),
@@ -109,7 +109,7 @@ section "Creating Successful Proposals" do
                                 description: description,
                                 created_at: rand((1.week.ago)..Time.current),
                                 tag_list: tags.sample(3).join(","),
-                                geozone: Geozone.all.sample,
+                                geozone: Geozone.sample,
                                 terms_of_service: "1",
                                 published_at: Time.current)
     random_locales.map do |locale|
@@ -128,7 +128,7 @@ section "Creating proposal notifications" do
   100.times do |i|
     ProposalNotification.create!(title: "Proposal notification title #{i}",
                                  body: "Proposal notification body #{i}",
-                                 author: User.all.sample,
-                                 proposal: Proposal.all.sample)
+                                 author: User.sample,
+                                 proposal: Proposal.sample)
   end
 end
diff --git a/db/dev_seeds/users.rb b/db/dev_seeds/users.rb
index 679c42cdd..9cbd2a027 100644
--- a/db/dev_seeds/users.rb
+++ b/db/dev_seeds/users.rb
@@ -110,7 +110,7 @@ section "Creating Users" do
                   confirmed_phone: Faker::PhoneNumber.phone_number,
                   document_number: unique_document_number,
                   document_type: "1",
-                  geozone: Geozone.all.sample)
+                  geozone: Geozone.sample)
     end
     if level == 3
       user.update(verified_at: Time.current, document_number: unique_document_number)
diff --git a/db/dev_seeds/votes.rb b/db/dev_seeds/votes.rb
index 749df9be8..eb7711136 100644
--- a/db/dev_seeds/votes.rb
+++ b/db/dev_seeds/votes.rb
@@ -1,22 +1,22 @@
 section "Voting Debates, Proposals & Comments" do
   not_org_users = User.where.not(id: User.organizations)
   100.times do
-    voter  = not_org_users.level_two_or_three_verified.all.sample
+    voter  = not_org_users.level_two_or_three_verified.sample
     vote   = [true, false].sample
-    debate = Debate.all.sample
+    debate = Debate.sample
     debate.vote_by(voter: voter, vote: vote)
   end
 
   100.times do
-    voter  = not_org_users.all.sample
+    voter  = not_org_users.sample
     vote   = [true, false].sample
-    comment = Comment.all.sample
+    comment = Comment.sample
     comment.vote_by(voter: voter, vote: vote)
   end
 
   100.times do
-    voter = not_org_users.level_two_or_three_verified.all.sample
-    proposal = Proposal.all.sample
+    voter = not_org_users.level_two_or_three_verified.sample
+    proposal = Proposal.sample
     proposal.vote_by(voter: voter, vote: true)
   end
 end