diff --git a/.gitignore b/.gitignore
index 96f49c920..9a9dd9ca4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -26,6 +26,7 @@ storage/
 yarn-debug.log*
 .yarn-integrity
 /.vscode
+/.idea
 /public/packs
 /public/packs-test
 /node_modules
diff --git a/README.md b/README.md
index 39f802e98..ed501dad8 100644
--- a/README.md
+++ b/README.md
@@ -30,7 +30,7 @@ Vous souhaitez y apporter des changements ou des améliorations ? Lisez notre [
 
 - Chrome
 - chromedriver :
-  * Mac : `brew install chromedriver`
+  * Mac : `brew cask install chromedriver`
   * Linux : voir https://sites.google.com/a/chromium.org/chromedriver/downloads
 
 ### Création des rôles de la base de données
diff --git a/app/mailers/gestionnaire_mailer.rb b/app/mailers/gestionnaire_mailer.rb
index 472f09dae..7607e37ac 100644
--- a/app/mailers/gestionnaire_mailer.rb
+++ b/app/mailers/gestionnaire_mailer.rb
@@ -21,11 +21,13 @@ class GestionnaireMailer < ApplicationMailer
 
   def last_week_overview(gestionnaire)
     email = gestionnaire.email
-    @overview = gestionnaire.last_week_overview
-    headers['X-mailjet-campaign'] = 'last_week_overview'
     @subject = 'Votre activité hebdomadaire'
+    @overview = gestionnaire.last_week_overview
 
-    mail(to: email, subject: @subject)
+    if @overview.present?
+      headers['X-mailjet-campaign'] = 'last_week_overview'
+      mail(to: email, subject: @subject)
+    end
   end
 
   def send_dossier(sender, dossier, recipient)
diff --git a/app/views/admin/procedures/show.html.haml b/app/views/admin/procedures/show.html.haml
index 65828af5b..84a5a260e 100644
--- a/app/views/admin/procedures/show.html.haml
+++ b/app/views/admin/procedures/show.html.haml
@@ -65,7 +65,7 @@
               pour y accéder vous pouvez utiliser le lien :
               = link_to procedure_lien(@procedure), sanitize_url(procedure_lien(@procedure)), target: :blank, rel: :noopener
             %p
-              Tout personne ayant la connaissance de ce lien pourra ainsi remplir des dossiers de test sur votre démarche.
+              Toute personne ayant la connaissance de ce lien pourra ainsi remplir des dossiers de test sur votre démarche.
             %br
 
             %h4 Ce que vous pouvez faire lorsque vous êtes en test
diff --git a/app/views/shared/dossiers/editable_champs/_textarea.html.haml b/app/views/shared/dossiers/editable_champs/_textarea.html.haml
index c1bac654c..620f11c6d 100644
--- a/app/views/shared/dossiers/editable_champs/_textarea.html.haml
+++ b/app/views/shared/dossiers/editable_champs/_textarea.html.haml
@@ -1,5 +1,4 @@
 ~ form.text_area :value,
   row: 6,
-  placeholder: champ.description,
   required: champ.mandatory?,
   value: html_to_string(champ.value)
diff --git a/spec/mailers/gestionnaire_mailer_spec.rb b/spec/mailers/gestionnaire_mailer_spec.rb
index 40f4ea2a4..20e3c670c 100644
--- a/spec/mailers/gestionnaire_mailer_spec.rb
+++ b/spec/mailers/gestionnaire_mailer_spec.rb
@@ -35,5 +35,15 @@ RSpec.describe GestionnaireMailer, type: :mailer do
     subject { described_class.last_week_overview(gestionnaire) }
 
     it { expect(subject.body).to include('Votre activité hebdomadaire') }
+
+    context 'when the gestionnaire has no active procedures' do
+      let(:procedure) { nil }
+      let(:last_week_overview) { nil }
+
+      it 'doesn’t send the email' do
+        expect(subject.message).to be_kind_of(ActionMailer::Base::NullMail)
+        expect(subject.body).to be_blank
+      end
+    end
   end
 end
diff --git a/spec/models/procedure_spec.rb b/spec/models/procedure_spec.rb
index 1a26b4704..7337b1cf5 100644
--- a/spec/models/procedure_spec.rb
+++ b/spec/models/procedure_spec.rb
@@ -754,13 +754,13 @@ describe Procedure do
       let!(:old_dossier) { create_dossier(construction_date: 3.months.ago, instruction_date: 2.months.ago) }
 
       it 'ignores dossiers older than 1 month' do
-        expect(procedure.usual_verification_time).to be_within(10.seconds).of(2.days)
+        expect(procedure.usual_verification_time).to be_within(1.hour).of(2.days)
       end
     end
 
     context 'when there is only one dossier in the time frame' do
       let(:delays) { [1.day] }
-      it { expect(procedure.usual_verification_time).to be_within(10.seconds).of(1.day) }
+      it { expect(procedure.usual_verification_time).to be_within(1.hour).of(1.day) }
     end
 
     context 'where there are no dossiers' do
@@ -796,7 +796,7 @@ describe Procedure do
       let!(:old_dossier) { create_dossier(instruction_date: 3.months.ago, processed_date: 2.months.ago) }
 
       it 'ignores dossiers older than 1 month' do
-        expect(procedure.usual_instruction_time).to be_within(10.seconds).of(2.days)
+        expect(procedure.usual_instruction_time).to be_within(1.hour).of(2.days)
       end
     end
 
@@ -805,13 +805,13 @@ describe Procedure do
       let!(:bad_dossier) { create_dossier(instruction_date: nil, processed_date: 10.days.ago) }
 
       it 'ignores bad dossiers' do
-        expect(procedure.usual_instruction_time).to be_within(10.seconds).of(2.days)
+        expect(procedure.usual_instruction_time).to be_within(1.hour).of(2.days)
       end
     end
 
     context 'when there is only one processed dossier' do
       let(:delays) { [1.day] }
-      it { expect(procedure.usual_instruction_time).to be_within(10.seconds).of(1.day) }
+      it { expect(procedure.usual_instruction_time).to be_within(1.hour).of(1.day) }
     end
 
     context 'where there is no processed dossier' do