diff --git a/app/controllers/new_gestionnaire/dossiers_controller.rb b/app/controllers/new_gestionnaire/dossiers_controller.rb
index 412bb4f29..f3b7928a0 100644
--- a/app/controllers/new_gestionnaire/dossiers_controller.rb
+++ b/app/controllers/new_gestionnaire/dossiers_controller.rb
@@ -106,18 +106,9 @@ module NewGestionnaire
 
       dossier.save
 
-      # needed to force Carrierwave to provide dossier.attestation.pdf.read
-      # when the Flipflop.remote_storage? is true, otherwise pdf.read is a closed stream.
-      dossier.reload
-
-      attestation_pdf = nil
-      if check_attestation_emailable
-        attestation_pdf = dossier.attestation.pdf.read
-      end
-
       flash.notice = notice
 
-      NotificationMailer.send_notification(dossier, template, attestation_pdf).deliver_now!
+      NotificationMailer.send_notification(dossier, template).deliver_now!
 
       redirect_to gestionnaire_dossier_path(procedure, dossier)
     end
@@ -204,16 +195,6 @@ module NewGestionnaire
       ])
     end
 
-    def check_attestation_emailable
-      if dossier&.attestation&.emailable? == false
-        human_size = number_to_human_size(dossier.attestation.pdf.size)
-        msg = "the attestation of the dossier #{dossier.id} cannot be mailed because it is too heavy: #{human_size}"
-        capture_message(msg, level: 'error')
-      end
-
-      dossier&.attestation&.emailable?
-    end
-
     def mark_demande_as_read
       current_gestionnaire.mark_tab_as_seen(dossier, :demande)
     end
diff --git a/app/jobs/administrateurs/activate_before_expiration_job.rb b/app/jobs/administrateurs/activate_before_expiration_job.rb
index d8fd8c27a..fbf609828 100644
--- a/app/jobs/administrateurs/activate_before_expiration_job.rb
+++ b/app/jobs/administrateurs/activate_before_expiration_job.rb
@@ -2,8 +2,8 @@ class Administrateurs::ActivateBeforeExpirationJob < ApplicationJob
   queue_as :cron
 
   def perform(*args)
-    Administrateur.inactive.where(created_at: 2.days.ago.all_day).each do |a|
-      AdministrateurMailer.activate_before_expiration(a).deliver_later
+    Administrateur.inactive.where(created_at: 3.days.ago.all_day).each do |a|
+      a.remind_invitation!
     end
   end
 end
diff --git a/app/jobs/find_dubious_procedures_job.rb b/app/jobs/find_dubious_procedures_job.rb
index 9cc4f8ba3..ecfb3b56c 100644
--- a/app/jobs/find_dubious_procedures_job.rb
+++ b/app/jobs/find_dubious_procedures_job.rb
@@ -24,8 +24,6 @@ class FindDubiousProceduresJob < ApplicationJob
       .group_by(&:procedure_id)
       .map { |_procedure_id, tdcs| [tdcs[0].procedure, tdcs] }
 
-    if dubious_procedures_and_tdcs.present?
-      AdministrationMailer.dubious_procedures(dubious_procedures_and_tdcs).deliver_now
-    end
+    AdministrationMailer.dubious_procedures(dubious_procedures_and_tdcs).deliver_now
   end
 end
diff --git a/app/mailers/administrateur_mailer.rb b/app/mailers/administrateur_mailer.rb
index 351206064..a46e46658 100644
--- a/app/mailers/administrateur_mailer.rb
+++ b/app/mailers/administrateur_mailer.rb
@@ -1,9 +1,10 @@
 class AdministrateurMailer < ApplicationMailer
   layout 'mailers/layout'
 
-  def activate_before_expiration(administrateur)
+  def activate_before_expiration(administrateur, reset_password_token)
     @administrateur = administrateur
-    @expiration_date = administrateur.reset_password_sent_at + Devise.reset_password_within
+    @reset_password_token = reset_password_token
+    @expiration_date = @administrateur.reset_password_sent_at + Devise.reset_password_within
     mail(to: administrateur.email,
          subject: "demarches-simplifiees.fr - N'oubliez pas d'activer votre compte administrateur",
          reply_to: "contact@demarches-simplifiees.fr")
diff --git a/app/mailers/notification_mailer.rb b/app/mailers/notification_mailer.rb
index ae1c65cd9..5119693a1 100644
--- a/app/mailers/notification_mailer.rb
+++ b/app/mailers/notification_mailer.rb
@@ -8,16 +8,12 @@ class NotificationMailer < ApplicationMailer
     send_notification(dossier, dossier.procedure.received_mail_template)
   end
 
-  def send_notification(dossier, mail_template, attestation = nil)
+  def send_notification(dossier, mail_template)
     vars_mailer(dossier)
 
     @subject = mail_template.subject_for_dossier dossier
     @body = mail_template.body_for_dossier dossier
 
-    if attestation.present?
-      attachments['attestation.pdf'] = attestation
-    end
-
     mail(subject: @subject) { |format| format.html { @body } }
   end
 
diff --git a/app/models/administrateur.rb b/app/models/administrateur.rb
index f1aec051c..22ad5db10 100644
--- a/app/models/administrateur.rb
+++ b/app/models/administrateur.rb
@@ -55,6 +55,16 @@ class Administrateur < ApplicationRecord
     reset_password_token
   end
 
+  def remind_invitation!
+    if active?
+      raise "Impossible d'envoyer un rappel d'invitation à un utilisateur déjà actif !"
+    end
+
+    reset_password_token = set_reset_password_token
+
+    AdministrateurMailer.activate_before_expiration(self, reset_password_token).deliver_later
+  end
+
   def invitation_expired?
     !active && !reset_password_period_valid?
   end
diff --git a/app/models/attestation.rb b/app/models/attestation.rb
index 220e2c364..605ed11a4 100644
--- a/app/models/attestation.rb
+++ b/app/models/attestation.rb
@@ -2,10 +2,4 @@ class Attestation < ApplicationRecord
   belongs_to :dossier
 
   mount_uploader :pdf, AttestationUploader
-
-  MAX_SIZE_EMAILABLE = 2.megabytes
-
-  def emailable?
-    pdf.size <= MAX_SIZE_EMAILABLE
-  end
 end
diff --git a/app/views/administrateur_mailer/activate_before_expiration.haml b/app/views/administrateur_mailer/activate_before_expiration.haml
index 0fa678348..c44d0c9ff 100644
--- a/app/views/administrateur_mailer/activate_before_expiration.haml
+++ b/app/views/administrateur_mailer/activate_before_expiration.haml
@@ -8,7 +8,7 @@ Votre compte a été créé mais reste inactif, il arrivera à expiration le #{@
 %br
 %br
 Afin d’activer votre compte, veuillez cliquer sur le lien ci-dessous :
-= link_to(admin_activate_url(token: @administrateur.reset_password_token), admin_activate_url(token: @administrateur.reset_password_token))
+= link_to(admin_activate_url(token: @reset_password_token), admin_activate_url(token: @reset_password_token))
 %br
 %br
 Nous restons à votre disposition si vous avez besoin d’accompagnement.
diff --git a/app/views/administration_mailer/dubious_procedures.html.haml b/app/views/administration_mailer/dubious_procedures.html.haml
index f7ce22024..2f90561c2 100644
--- a/app/views/administration_mailer/dubious_procedures.html.haml
+++ b/app/views/administration_mailer/dubious_procedures.html.haml
@@ -1,8 +1,11 @@
 - content_for(:title, 'Liste de procédures douteuses')
 
-%ul
-  - @procedures_and_type_de_champs.each do |procedure, type_de_champs|
-    %li
-      = link_to "Nº #{procedure.id},", manager_procedure_url(procedure)
-       #{procedure.libelle} :
-      %b= type_de_champs.map(&:libelle).join(', ')
+- if @procedures_and_type_de_champs.any?
+  %ul
+    - @procedures_and_type_de_champs.each do |procedure, type_de_champs|
+      %li
+        = link_to "Nº #{procedure.id},", manager_procedure_url(procedure)
+         #{procedure.libelle} :
+        %b= type_de_champs.map(&:libelle).join(', ')
+- else
+  Il n'y a aucune procédure douteuse aujourd'hui
diff --git a/spec/controllers/new_gestionnaire/dossiers_controller_spec.rb b/spec/controllers/new_gestionnaire/dossiers_controller_spec.rb
index 5b4a5b7ce..e23bfa5f8 100644
--- a/spec/controllers/new_gestionnaire/dossiers_controller_spec.rb
+++ b/spec/controllers/new_gestionnaire/dossiers_controller_spec.rb
@@ -152,7 +152,7 @@ describe NewGestionnaire::DossiersController, type: :controller do
 
       it 'Notification email is sent' do
         expect(NotificationMailer).to receive(:send_notification)
-          .with(dossier, kind_of(Mails::RefusedMail), nil).and_return(NotificationMailer)
+          .with(dossier, kind_of(Mails::RefusedMail)).and_return(NotificationMailer)
         expect(NotificationMailer).to receive(:deliver_now!)
 
         subject
@@ -178,7 +178,7 @@ describe NewGestionnaire::DossiersController, type: :controller do
 
       it 'Notification email is sent' do
         expect(NotificationMailer).to receive(:send_notification)
-          .with(dossier, kind_of(Mails::WithoutContinuationMail), nil).and_return(NotificationMailer)
+          .with(dossier, kind_of(Mails::WithoutContinuationMail)).and_return(NotificationMailer)
         expect(NotificationMailer).to receive(:deliver_now!)
 
         subject
@@ -188,14 +188,12 @@ describe NewGestionnaire::DossiersController, type: :controller do
     end
 
     context "with accepter" do
-      let(:expected_attestation) { nil }
-
       before do
         dossier.en_instruction!
         sign_in gestionnaire
 
         expect(NotificationMailer).to receive(:send_notification)
-          .with(dossier, kind_of(Mails::ClosedMail), expected_attestation)
+          .with(dossier, kind_of(Mails::ClosedMail))
           .and_return(NotificationMailer)
 
         expect(NotificationMailer).to receive(:deliver_now!)
@@ -220,34 +218,14 @@ describe NewGestionnaire::DossiersController, type: :controller do
         before do
           attestation = Attestation.new
           allow(attestation).to receive(:pdf).and_return(double(read: 'pdf', size: 2.megabytes))
-          allow(attestation).to receive(:emailable?).and_return(emailable)
 
-          expect_any_instance_of(Dossier).to receive(:reload)
           allow_any_instance_of(Dossier).to receive(:build_attestation).and_return(attestation)
         end
 
-        context 'emailable' do
-          let(:emailable) { true }
-          let(:expected_attestation) { 'pdf' }
+        it 'The gestionnaire is sent back to the dossier page' do
+          subject
 
-          it 'Notification email is sent with the attestation' do
-            subject
-
-            is_expected.to redirect_to redirect_to gestionnaire_dossier_path(procedure, dossier)
-          end
-        end
-
-        context 'when the dossier has an attestation not emailable' do
-          let(:emailable) { false }
-          let(:expected_attestation) { nil }
-
-          it 'Notification email is sent without the attestation' do
-            expect(controller).to receive(:capture_message)
-
-            subject
-
-            is_expected.to redirect_to redirect_to gestionnaire_dossier_path(procedure, dossier)
-          end
+          is_expected.to redirect_to redirect_to gestionnaire_dossier_path(procedure, dossier)
         end
       end
 
diff --git a/spec/jobs/administrateurs/activate_before_expiration_job_spec.rb b/spec/jobs/administrateurs/activate_before_expiration_job_spec.rb
index 1a92e38bf..a3039ef39 100644
--- a/spec/jobs/administrateurs/activate_before_expiration_job_spec.rb
+++ b/spec/jobs/administrateurs/activate_before_expiration_job_spec.rb
@@ -32,13 +32,13 @@ RSpec.describe Administrateurs::ActivateBeforeExpirationJob, type: :job do
         it { expect(AdministrateurMailer).not_to have_received(:activate_before_expiration) }
       end
 
-      context "created 2 days ago" do
+      context "created 3 days ago" do
         before do
-          administrateur.update_columns(created_at: DateTime.new(2018, 03, 18, 20, 00))
+          administrateur.update_columns(created_at: DateTime.new(2018, 03, 17, 20, 00))
           subject
         end
 
-        it { expect(AdministrateurMailer).to have_received(:activate_before_expiration).with(administrateur) }
+        it { expect(AdministrateurMailer).to have_received(:activate_before_expiration).with(administrateur, kind_of(String)) }
       end
     end
 
diff --git a/spec/jobs/find_dubious_procedures_job_spec.rb b/spec/jobs/find_dubious_procedures_job_spec.rb
index d03de6bfc..e8b354f99 100644
--- a/spec/jobs/find_dubious_procedures_job_spec.rb
+++ b/spec/jobs/find_dubious_procedures_job_spec.rb
@@ -30,25 +30,27 @@ RSpec.describe FindDubiousProceduresJob, type: :job do
 
         expect(receive_procedure).to eq(procedure)
         expect(receive_forbidden_tdcs).to match(forbidden_tdcs)
+
+        expect(AdministrationMailer).to have_received(:dubious_procedures).with(@dubious_procedures_args)
       end
 
       context 'and a whitelisted procedure' do
         let(:procedure) { create(:procedure, whitelisted_at: DateTime.now) }
 
-        it { expect(AdministrationMailer).not_to have_received(:dubious_procedures) }
+        it { expect(AdministrationMailer).to have_received(:dubious_procedures).with([]) }
       end
 
       context 'and a archived procedure' do
         let(:procedure) { create(:procedure, archived_at: DateTime.now) }
 
-        it { expect(AdministrationMailer).not_to have_received(:dubious_procedures) }
+        it { expect(AdministrationMailer).to have_received(:dubious_procedures).with([]) }
       end
     end
 
     context 'with no suspicious champs' do
       let(:tdcs) { [allowed_tdc] }
 
-      it { expect(AdministrationMailer).not_to receive(:dubious_procedures) }
+      it { expect(AdministrationMailer).to have_received(:dubious_procedures).with([]) }
     end
   end
 end
diff --git a/spec/mailers/notification_mailer_spec.rb b/spec/mailers/notification_mailer_spec.rb
index 059e219c3..d6d1dd1dd 100644
--- a/spec/mailers/notification_mailer_spec.rb
+++ b/spec/mailers/notification_mailer_spec.rb
@@ -17,25 +17,11 @@ RSpec.describe NotificationMailer, type: :mailer do
 
   describe '.send_notification' do
     let(:email_template) { instance_double('email_template', subject_for_dossier: 'subject', body_for_dossier: 'body') }
-    let(:attestation) { nil }
 
-    subject { described_class.send_notification(dossier, email_template, attestation) }
+    subject { described_class.send_notification(dossier, email_template) }
 
     it { expect(subject.subject).to eq(email_template.subject_for_dossier) }
     it { expect(subject.body).to eq(email_template.body_for_dossier) }
-    it { expect(subject.attachments['attestation.pdf']).to eq(nil) }
-
-    context 'when an attestation is provided' do
-      let(:attestation) { 'attestation' }
-
-      it do
-        expect(subject.attachments['attestation.pdf'].content_type)
-          .to eq('application/pdf; filename=attestation.pdf')
-
-        expect(subject.attachments['attestation.pdf'].body).to eq('attestation')
-      end
-    end
-
     it_behaves_like "create a commentaire not notified"
   end
 
diff --git a/spec/models/attestation_spec.rb b/spec/models/attestation_spec.rb
deleted file mode 100644
index 5bf9e89f5..000000000
--- a/spec/models/attestation_spec.rb
+++ /dev/null
@@ -1,23 +0,0 @@
-RSpec.describe Attestation, type: :model do
-  describe 'emailable' do
-    let(:attestation) do
-      attestation = Attestation.new
-      expect(attestation).to receive(:pdf).and_return(double(size: size))
-      attestation
-    end
-
-    subject { attestation.emailable? }
-
-    context 'when the pdf size is acceptable' do
-      let(:size) { Attestation::MAX_SIZE_EMAILABLE }
-
-      it { is_expected.to be true }
-    end
-
-    context 'when the pdf size is unacceptable' do
-      let(:size) { Attestation::MAX_SIZE_EMAILABLE + 1 }
-
-      it { is_expected.to be false }
-    end
-  end
-end