diff --git a/BACKLOG.md b/BACKLOG.md
index fe3794b..5a4e939 100755
--- a/BACKLOG.md
+++ b/BACKLOG.md
@@ -9,14 +9,11 @@
 ### Medium Priority
 
 - [ ] feat: Promoter system with event creation, ticket types creation and metrics display
-- [ ] feat: Multiple ticket types (early bird, VIP, general admission)
 - [ ] feat: Refund management system
 - [ ] feat: Real-time sales analytics dashboard
 - [ ] feat: Guest checkout without account creation
 - [ ] feat: Seat selection with interactive venue maps
 - [ ] feat: Dynamic pricing based on demand
-- [ ] feat: Profesionnal account. User can ask to change from a customer to a professionnal account to create and manage events.
-- [ ] feat: User can choose to create a professionnal account on sign-up page to be allowed to create and manage events
 - [ ] feat: Payout system for promoters (automated/manual payment processing)
 - [ ] feat: Platform commission tracking and fee structure display
 - [ ] feat: Tax reporting and revenue export for promoters
@@ -53,7 +50,6 @@
 
 ## 🚧 Doing
 
-- [ ] feat: Promotion code on ticket
 - [ ] feat: Page to display all tickets for an event
 - [ ] feat: Add a link into notification email to order page that display all tickets
 
@@ -65,7 +61,11 @@
 - [x] Add login functionality
 - [x] refactor: Moving checkout to OrdersController
 - [x] feat: Payment gateway integration (Stripe) - PayPal not implemented
+- [x] feat: Profesionnal account. User can ask to change from a customer to a professionnal account to create and manage events.
 - [x] feat: Digital tickets with QR codes
 - [x] feat: Ticket inventory management and capacity limits
 - [x] feat: Event discovery with search and filtering
+- [x] feat: Multiple ticket types (early bird, VIP, general admission)
 - [x] feat: Email notifications (purchase confirmations, event reminders)
+- [x] feat: Promotion code on ticket
+- [x] feat: User can choose to create a professionnal account on sign-up page to be allowed to create and manage events
diff --git a/app/controllers/api/v1/events_controller.rb b/app/controllers/api/v1/events_controller.rb
index 7130ca7..5f00625 100755
--- a/app/controllers/api/v1/events_controller.rb
+++ b/app/controllers/api/v1/events_controller.rb
@@ -14,14 +14,14 @@ module Api
       # Retrieves all events sorted by creation date (most recent first)
       def index
         @events = Event.all.order(created_at: :desc)
-        render json: @events, status: :ok
+        render json: @events.map { |e| event_json(e) }, status: :ok
       end
 
       # GET /api/v1/events/:id
       # Retrieves a single event by its ID
       # Returns 404 if the event is not found
       def show
-        render json: @event, status: :ok
+        render json: event_json(@event), status: :ok
       end
 
       # POST /api/v1/events
@@ -31,7 +31,7 @@ module Api
       def create
         @event = Event.new(event_params)
         if @event.save
-          render json: @event, status: :created
+          render json: event_json(@event), status: :created
         else
           render json: { errors: @event.errors.full_messages }, status: :unprocessable_entity
         end
@@ -43,7 +43,7 @@ module Api
       # Returns 422 Unprocessable Entity with error messages on failure
       def update
         if @event.update(event_params)
-          render json: @event, status: :ok
+          render json: event_json(@event), status: :ok
         else
           render json: { errors: @event.errors.full_messages }, status: :unprocessable_entity
         end
@@ -99,6 +99,32 @@ module Api
           :user_id
         )
       end
+
+      # Helper method to serialize event data safely
+      def event_json(event)
+        {
+          id: event.id,
+          name: event.name,
+          slug: event.slug,
+          description: event.description,
+          state: event.state,
+          venue_name: event.venue_name,
+          venue_address: event.venue_address,
+          start_time: event.start_time,
+          end_time: event.end_time,
+          latitude: event.latitude,
+          longitude: event.longitude,
+          featured: event.featured,
+          created_at: event.created_at,
+          updated_at: event.updated_at,
+          user: {
+            id: event.user.id,
+            email: event.user.email, # May be remove public email ?
+            first_name: event.user.first_name, # May be remove public name ?
+            last_name: event.user.last_name # May be remove public name ?
+          }
+        }
+      end
     end
   end
 end
diff --git a/app/controllers/orders_controller.rb b/app/controllers/orders_controller.rb
index b3f572c..e74cd0c 100644
--- a/app/controllers/orders_controller.rb
+++ b/app/controllers/orders_controller.rb
@@ -164,6 +164,8 @@ class OrdersController < ApplicationController
         flash[:alert] = "Erreur lors de la création de la session de paiement"
       end
     end
+
+    render :checkout
   end
 
   # Increment payment attempt - called via AJAX when user clicks pay button
diff --git a/app/controllers/promoter/events_controller.rb b/app/controllers/promoter/events_controller.rb
index a45c7c0..72af78d 100644
--- a/app/controllers/promoter/events_controller.rb
+++ b/app/controllers/promoter/events_controller.rb
@@ -29,6 +29,8 @@ class Promoter::EventsController < ApplicationController
     if @event.save
       redirect_to promoter_event_path(@event), notice: "Event créé avec succès!"
     else
+      # If validation fails and an image was attached, purge it
+      @event.image.purge if @event.image.attached?
       render :new, status: :unprocessable_entity
     end
   end
diff --git a/app/javascript/controllers/event_form_controller.js b/app/javascript/controllers/event_form_controller.js
index df1d144..0b7f431 100644
--- a/app/javascript/controllers/event_form_controller.js
+++ b/app/javascript/controllers/event_form_controller.js
@@ -664,4 +664,37 @@ export default class extends Controller {
     this.hideMessage("geocoding-success")
     this.hideMessage("geocoding-progress")
   }
+
+  // Preview selected image
+  previewImage(event) {
+    const file = event.target.files[0]
+    if (!file) return
+
+    // Validate file type
+    if (!file.type.startsWith('image/')) {
+      alert('Veuillez sélectionner une image valide.')
+      event.target.value = ''
+      return
+    }
+
+    // Validate file size (5MB)
+    if (file.size > 5 * 1024 * 1024) {
+      alert('L\'image ne doit pas dépasser 5MB.')
+      event.target.value = ''
+      return
+    }
+
+    // Show preview
+    const reader = new FileReader()
+    reader.onload = (e) => {
+      const previewContainer = document.getElementById('image-preview')
+      const previewImg = document.getElementById('preview-img')
+
+      if (previewContainer && previewImg) {
+        previewImg.src = e.target.result
+        previewContainer.classList.remove('hidden')
+      }
+    }
+    reader.readAsDataURL(file)
+  }
 }
diff --git a/app/models/event.rb b/app/models/event.rb
index 9dd32d5..5038539 100755
--- a/app/models/event.rb
+++ b/app/models/event.rb
@@ -22,7 +22,9 @@ class Event < ApplicationRecord
   has_many :tickets, through: :ticket_types
   has_many :orders
   has_many :promotion_codes
+  has_one_attached :image
 
+  
   # === Callbacks ===
   before_validation :geocode_address, if: :should_geocode_address?
 
@@ -32,7 +34,8 @@ class Event < ApplicationRecord
   validates :slug, presence: true, length: { minimum: 3, maximum: 100 }
   validates :description, presence: true, length: { minimum: 10, maximum: 2000 }
   validates :state, presence: true, inclusion: { in: states.keys }
-  validates :image, length: { maximum: 500 } # URL or path to image
+  validate :image_format, if: -> { image.attached? }
+  validate :image_size, if: -> { image.attached? }
 
   # Venue information
   validates :venue_name, presence: true, length: { maximum: 100 }
@@ -58,6 +61,20 @@ class Event < ApplicationRecord
 
   # === Instance Methods ===
 
+  # Get image variants for different display sizes
+  def event_image_variant(size = :medium)
+    case size
+    when :large
+      image.variant(resize_to_limit: [1200, 630])
+    when :medium
+      image.variant(resize_to_limit: [800, 450])
+    when :small
+      image.variant(resize_to_limit: [400, 225])
+    else
+      image
+    end
+  end
+
   # Check if coordinates were successfully geocoded or are fallback coordinates
   def geocoding_successful?
     coordinates_look_valid?
@@ -131,6 +148,25 @@ class Event < ApplicationRecord
     nil
   end
 
+  # Validate image format
+  def image_format
+    return unless image.attached?
+
+    allowed_types = %w[image/jpeg image/jpg image/png image/webp]
+    unless allowed_types.include?(image.content_type)
+      errors.add(:image, "doit être au format JPG, PNG ou WebP")
+    end
+  end
+
+  # Validate image size
+  def image_size
+    return unless image.attached?
+
+    if image.byte_size > 5.megabytes
+      errors.add(:image, "doit faire moins de 5MB")
+    end
+  end
+
   private
 
   # Determine if we should perform server-side geocoding
diff --git a/app/views/components/_event_item.html.erb b/app/views/components/_event_item.html.erb
index a3dd4a2..4fa25f1 100755
--- a/app/views/components/_event_item.html.erb
+++ b/app/views/components/_event_item.html.erb
@@ -1,7 +1,7 @@
 <%= link_to event_path(event.slug, event), class: "group block p-4 rounded-lg border border-slate-200 dark:border-slate-700 hover:border-purple-300 dark:hover:border-purple-600 hover:shadow-md transition-all duration-200" do %>
   <div class="flex items-center space-x-4">
     <div class="w-16 h-16 bg-slate-200 dark:bg-slate-700 rounded-lg overflow-hidden flex-shrink-0">
-      <%= image_tag event.image, alt: event.name, class: "w-full h-full object-cover" if event.image.present? %>
+      <%= image_tag event.event_image_variant(:small), alt: event.name, class: "w-full h-full object-cover" if event.image.attached? %>
     </div>
     <div class="flex-1 min-w-0">
       <h3 class="text-lg font-semibold text-slate-900 dark:text-slate-100 group-hover:text-purple-600 dark:group-hover:text-purple-400 transition-colors duration-200">
diff --git a/app/views/events/index.html.erb b/app/views/events/index.html.erb
index 30e4f1e..768511a 100755
--- a/app/views/events/index.html.erb
+++ b/app/views/events/index.html.erb
@@ -22,13 +22,9 @@
       <% @events.each do |event| %>
         <article class="group bg-white rounded-2xl shadow-lg hover:shadow-2xl transition-all duration-300 overflow-hidden transform hover:-translate-y-1">
           <%= link_to event_path(event.slug, event), class: "block" do %>
-            <% if event.image.present? %>
+            <% if event.image.attached? %>
               <div class="relative overflow-hidden aspect-[4/3]">
-                <img
-                  src="<%= event.image %>"
-                  alt="<%= event.name %>"
-                  class="w-full h-full object-cover group-hover:scale-105 transition-transform duration-300"
-                >
+                <%= image_tag event.event_image_variant(:medium), alt: event.name, class: "w-full h-full object-cover group-hover:scale-105 transition-transform duration-300" %>
                 <!-- Event featured badge -->
                 <% if event.featured? %>
                   <div class="absolute top-4 left-4">
diff --git a/app/views/events/show.html.erb b/app/views/events/show.html.erb
index 00ccc34..ad7c236 100755
--- a/app/views/events/show.html.erb
+++ b/app/views/events/show.html.erb
@@ -10,9 +10,9 @@
     <!-- Event main wrapper -->
     <div class="bg-white rounded-2xl shadow-xl overflow-hidden">
       <!-- Event Header with Image -->
-      <% if @event.image.present? %>
+      <% if @event.image.attached? %>
         <div class="relative h-96">
-          <%= image_tag @event.image, class: "w-full h-full object-cover" %>
+          <%= image_tag @event.event_image_variant(:large), class: "w-full h-full object-cover" %>
           <div class="absolute inset-0 bg-gradient-to-t from-black via-black/70 to-transparent"></div>
           <div class="absolute bottom-0 left-0 right-0 p-6 md:p-8">
             <div class="max-w-4xl mx-auto">
diff --git a/app/views/pages/home.html.erb b/app/views/pages/home.html.erb
index 5d671b6..f663a9a 100755
--- a/app/views/pages/home.html.erb
+++ b/app/views/pages/home.html.erb
@@ -89,10 +89,8 @@
               <div class="bg-white rounded-2xl shadow-lg hover:shadow-2xl transition-all duration-300 overflow-hidden">
                 <!-- Event Image -->
                 <div class="relative overflow-hidden aspect-[4/3]">
-                  <% if event.image.present? %>
-                    <img src="<%= event.image %>"
-                         alt="<%= event.name %>"
-                         class="w-full h-full object-cover group-hover:scale-105 transition-transform duration-300">
+                  <% if event.image.attached? %>
+                    <%= image_tag event.event_image_variant(:medium), alt: event.name, class: "w-full h-full object-cover group-hover:scale-105 transition-transform duration-300" %>
                   <% else %>
                     <div class="w-full h-full bg-gradient-to-br from-purple-600 to-blue-600 flex items-center justify-center">
                       <i data-lucide="calendar" class="w-16 h-16 text-white"></i>
diff --git a/app/views/promoter/events/edit.html.erb b/app/views/promoter/events/edit.html.erb
index 7e7f578..58ba4c6 100644
--- a/app/views/promoter/events/edit.html.erb
+++ b/app/views/promoter/events/edit.html.erb
@@ -67,9 +67,41 @@
         </div>
 
         <div class="mt-6">
-          <%= form.label :image, "Image (URL)", class: "block text-sm font-medium text-gray-700 mb-2" %>
-          <%= form.url_field :image, class: "w-full px-4 py-2 border border-gray-300 rounded-lg focus:ring-2 focus:ring-purple-500 focus:border-transparent", placeholder: "https://example.com/image.jpg" %>
-          <p class="mt-1 text-sm text-gray-500">URL de l'image de couverture de l'événement</p>
+          <%= form.label :image, "Image de couverture", class: "block text-sm font-medium text-gray-700 mb-2" %>
+          <div class="space-y-4">
+            <!-- Current image preview -->
+            <% if @event.image.attached? %>
+              <div class="relative">
+                <%= image_tag @event.image.variant(resize_to_limit: [400, 225]), class: "w-full h-48 object-cover rounded-lg border border-gray-200" %>
+                <div class="absolute top-2 right-2">
+                  <button type="button" onclick="this.closest('div').querySelector('input[type=file]').click()" class="bg-red-500 text-white p-2 rounded-full hover:bg-red-600 transition-colors">
+                    <i data-lucide="trash-2" class="w-4 h-4"></i>
+                  </button>
+                </div>
+              </div>
+            <% end %>
+
+            <!-- File upload field -->
+            <div class="relative">
+              <%= form.file_field :image, class: "w-full px-4 py-2 border border-gray-300 rounded-lg focus:ring-2 focus:ring-purple-500 focus:border-transparent file:mr-4 file:py-2 file:px-4 file:rounded-lg file:border-0 file:text-sm file:font-semibold file:bg-purple-50 file:text-purple-700 hover:file:bg-purple-100", accept: "image/png,image/jpeg,image/jpg,image/webp", data: { action: "change->event-form#previewImage" } %>
+              <div class="mt-1 text-sm text-gray-500">
+                Formats acceptés : PNG, JPG, JPEG, WebP (max 5MB)
+                <% if @event.image.attached? %>
+                  <br>Laissez vide pour conserver l'image actuelle
+                <% end %>
+              </div>
+            </div>
+
+            <!-- Image preview container -->
+            <div id="image-preview" class="hidden">
+              <div class="relative">
+                <img id="preview-img" src="" alt="Preview" class="w-full h-48 object-cover rounded-lg border border-gray-200">
+                <button type="button" onclick="document.getElementById('event_image').value = ''; document.getElementById('image-preview').classList.add('hidden');" class="absolute top-2 right-2 bg-red-500 text-white p-2 rounded-full hover:bg-red-600 transition-colors">
+                  <i data-lucide="x" class="w-4 h-4"></i>
+                </button>
+              </div>
+            </div>
+          </div>
         </div>
       </div>
 
diff --git a/app/views/promoter/events/new.html.erb b/app/views/promoter/events/new.html.erb
index c7dcde1..7d6ef4d 100644
--- a/app/views/promoter/events/new.html.erb
+++ b/app/views/promoter/events/new.html.erb
@@ -60,9 +60,38 @@
         </div>
 
         <div class="mt-6">
-          <%= form.label :image, "Image (URL)", class: "block text-sm font-medium text-gray-700 mb-2" %>
-          <%= form.url_field :image, class: "w-full px-4 py-2 border border-gray-300 rounded-lg focus:ring-2 focus:ring-purple-500 focus:border-transparent", placeholder: "https://example.com/image.jpg" %>
-          <p class="mt-1 text-sm text-gray-500">URL de l'image de couverture de l'événement</p>
+          <%= form.label :image, "Image de couverture", class: "block text-sm font-medium text-gray-700 mb-2" %>
+          <div class="space-y-4">
+            <!-- Current image preview (for edit mode) -->
+            <% if @event.image.attached? %>
+              <div class="relative">
+                <%= image_tag @event.image.variant(resize_to_limit: [400, 225]), class: "w-full h-48 object-cover rounded-lg border border-gray-200" %>
+                <div class="absolute top-2 right-2">
+                  <button type="button" onclick="this.closest('div').previousElementSibling.querySelector('input[type=file]').click()" class="bg-red-500 text-white p-2 rounded-full hover:bg-red-600 transition-colors">
+                    <i data-lucide="trash-2" class="w-4 h-4"></i>
+                  </button>
+                </div>
+              </div>
+            <% end %>
+
+            <!-- File upload field -->
+            <div class="relative">
+              <%= form.file_field :image, class: "w-full px-4 py-2 border border-gray-300 rounded-lg focus:ring-2 focus:ring-purple-500 focus:border-transparent file:mr-4 file:py-2 file:px-4 file:rounded-lg file:border-0 file:text-sm file:font-semibold file:bg-purple-50 file:text-purple-700 hover:file:bg-purple-100", accept: "image/png,image/jpeg,image/jpg,image/webp", data: { action: "change->event-form#previewImage" } %>
+              <div class="mt-1 text-sm text-gray-500">
+                Formats acceptés : PNG, JPG, JPEG, WebP (max 5MB)
+              </div>
+            </div>
+
+            <!-- Image preview container -->
+            <div id="image-preview" class="hidden">
+              <div class="relative">
+                <img id="preview-img" src="" alt="Preview" class="w-full h-48 object-cover rounded-lg border border-gray-200">
+                <button type="button" onclick="document.getElementById('event_image').value = ''; document.getElementById('image-preview').classList.add('hidden');" class="absolute top-2 right-2 bg-red-500 text-white p-2 rounded-full hover:bg-red-600 transition-colors">
+                  <i data-lucide="x" class="w-4 h-4"></i>
+                </button>
+              </div>
+            </div>
+          </div>
         </div>
       </div>
 
diff --git a/app/views/promoter/events/show.html.erb b/app/views/promoter/events/show.html.erb
index f1dc632..6596c20 100644
--- a/app/views/promoter/events/show.html.erb
+++ b/app/views/promoter/events/show.html.erb
@@ -174,9 +174,9 @@
     <!-- Main content -->
     <div class="lg:col-span-2 space-y-6 lg:space-y-8">
       <!-- Event image -->
-      <% if @event.image.present? %>
+      <% if @event.image.attached? %>
         <div class="aspect-video bg-gray-100 rounded-2xl overflow-hidden">
-          <img src="<%= @event.image %>" alt="<%= @event.name %>" class="w-full h-full object-cover">
+          <%= image_tag @event.event_image_variant(:large), alt: @event.name, class: "w-full h-full object-cover" %>
         </div>
       <% end %>
 
diff --git a/config/environments/test.rb b/config/environments/test.rb
index c2095b1..63f2c1d 100755
--- a/config/environments/test.rb
+++ b/config/environments/test.rb
@@ -50,4 +50,11 @@ Rails.application.configure do
 
   # Raise error when a before_action's only/except options reference missing actions.
   config.action_controller.raise_on_missing_callback_actions = true
+
+  # Configure Stripe for testing
+  config.stripe = {
+    publishable_key: "pk_test_test",
+    secret_key: "sk_test_test",
+    signing_secret: "whsec_test_test"
+  }
 end
diff --git a/db/migrate/20250929222613_create_active_storage_tables.active_storage.rb b/db/migrate/20250929222613_create_active_storage_tables.active_storage.rb
new file mode 100644
index 0000000..6bd8bd0
--- /dev/null
+++ b/db/migrate/20250929222613_create_active_storage_tables.active_storage.rb
@@ -0,0 +1,57 @@
+# This migration comes from active_storage (originally 20170806125915)
+class CreateActiveStorageTables < ActiveRecord::Migration[7.0]
+  def change
+    # Use Active Record's configured type for primary and foreign keys
+    primary_key_type, foreign_key_type = primary_and_foreign_key_types
+
+    create_table :active_storage_blobs, id: primary_key_type do |t|
+      t.string   :key,          null: false
+      t.string   :filename,     null: false
+      t.string   :content_type
+      t.text     :metadata
+      t.string   :service_name, null: false
+      t.bigint   :byte_size,    null: false
+      t.string   :checksum
+
+      if connection.supports_datetime_with_precision?
+        t.datetime :created_at, precision: 6, null: false
+      else
+        t.datetime :created_at, null: false
+      end
+
+      t.index [ :key ], unique: true
+    end
+
+    create_table :active_storage_attachments, id: primary_key_type do |t|
+      t.string     :name,     null: false
+      t.references :record,   null: false, polymorphic: true, index: false, type: foreign_key_type
+      t.references :blob,     null: false, type: foreign_key_type
+
+      if connection.supports_datetime_with_precision?
+        t.datetime :created_at, precision: 6, null: false
+      else
+        t.datetime :created_at, null: false
+      end
+
+      t.index [ :record_type, :record_id, :name, :blob_id ], name: :index_active_storage_attachments_uniqueness, unique: true
+      t.foreign_key :active_storage_blobs, column: :blob_id
+    end
+
+    create_table :active_storage_variant_records, id: primary_key_type do |t|
+      t.belongs_to :blob, null: false, index: false, type: foreign_key_type
+      t.string :variation_digest, null: false
+
+      t.index [ :blob_id, :variation_digest ], name: :index_active_storage_variant_records_uniqueness, unique: true
+      t.foreign_key :active_storage_blobs, column: :blob_id
+    end
+  end
+
+  private
+    def primary_and_foreign_key_types
+      config = Rails.configuration.generators
+      setting = config.options[config.orm][:primary_key_type]
+      primary_key_type = setting || :primary_key
+      foreign_key_type = setting || :bigint
+      [ primary_key_type, foreign_key_type ]
+    end
+end
diff --git a/db/migrate/20250929222616_add_image_to_events.rb b/db/migrate/20250929222616_add_image_to_events.rb
new file mode 100644
index 0000000..6056dca
--- /dev/null
+++ b/db/migrate/20250929222616_add_image_to_events.rb
@@ -0,0 +1,4 @@
+class AddImageToEvents < ActiveRecord::Migration[8.0]
+  def change
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index ed5c678..5cc56c2 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -10,7 +10,35 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[8.0].define(version: 2025_09_28_181311) do
+ActiveRecord::Schema[8.0].define(version: 2025_09_29_222616) do
+  create_table "active_storage_attachments", charset: "utf8mb4", collation: "utf8mb4_uca1400_ai_ci", force: :cascade do |t|
+    t.string "name", null: false
+    t.string "record_type", null: false
+    t.bigint "record_id", null: false
+    t.bigint "blob_id", null: false
+    t.datetime "created_at", null: false
+    t.index ["blob_id"], name: "index_active_storage_attachments_on_blob_id"
+    t.index ["record_type", "record_id", "name", "blob_id"], name: "index_active_storage_attachments_uniqueness", unique: true
+  end
+
+  create_table "active_storage_blobs", charset: "utf8mb4", collation: "utf8mb4_uca1400_ai_ci", force: :cascade do |t|
+    t.string "key", null: false
+    t.string "filename", null: false
+    t.string "content_type"
+    t.text "metadata"
+    t.string "service_name", null: false
+    t.bigint "byte_size", null: false
+    t.string "checksum"
+    t.datetime "created_at", null: false
+    t.index ["key"], name: "index_active_storage_blobs_on_key", unique: true
+  end
+
+  create_table "active_storage_variant_records", charset: "utf8mb4", collation: "utf8mb4_uca1400_ai_ci", force: :cascade do |t|
+    t.bigint "blob_id", null: false
+    t.string "variation_digest", null: false
+    t.index ["blob_id", "variation_digest"], name: "index_active_storage_variant_records_uniqueness", unique: true
+  end
+
   create_table "events", charset: "utf8mb4", collation: "utf8mb4_uca1400_ai_ci", force: :cascade do |t|
     t.string "name", null: false
     t.string "slug", null: false
@@ -130,6 +158,8 @@ ActiveRecord::Schema[8.0].define(version: 2025_09_28_181311) do
     t.index ["reset_password_token"], name: "index_users_on_reset_password_token", unique: true
   end
 
+  add_foreign_key "active_storage_attachments", "active_storage_blobs", column: "blob_id"
+  add_foreign_key "active_storage_variant_records", "active_storage_blobs", column: "blob_id"
   add_foreign_key "order_promotion_codes", "orders"
   add_foreign_key "order_promotion_codes", "promotion_codes"
   add_foreign_key "promotion_codes", "events"
diff --git a/debug_promotion_test.rb b/debug_promotion_test.rb
new file mode 100755
index 0000000..aa4caf6
--- /dev/null
+++ b/debug_promotion_test.rb
@@ -0,0 +1,74 @@
+#!/usr/bin/env ruby
+
+# Debug script to understand the test failure
+require_relative './config/environment'
+
+# Load test data
+user = User.find_by(email: 'user1@example.com')
+event = Event.find_by(name: 'Summer Concert')
+
+puts "User: #{user.inspect}"
+puts "Event: #{event.inspect}"
+
+# Create a new order for the test
+order = user.orders.create!(event: event, status: "draft", expires_at: 15.minutes.from_now, total_amount_cents: 2000)
+puts "Order: #{order.inspect}"
+
+# Create ticket type and ticket
+ticket_type = TicketType.create!(
+  name: "Test Ticket Type",
+  description: "A valid description for the ticket type that is long enough",
+  price_cents: 2000,
+  quantity: 10,
+  sale_start_at: Time.current,
+  sale_end_at: Time.current + 1.day,
+  requires_id: false,
+  event: event
+)
+
+ticket = Ticket.create!(
+  order: order,
+  ticket_type: ticket_type,
+  status: "draft",
+  first_name: "John",
+  last_name: "Doe",
+  price_cents: 2000
+)
+
+puts "Ticket: #{ticket.inspect}"
+puts "Ticket valid?: #{ticket.valid?}"
+puts "Order tickets count: #{order.tickets.count}"
+
+# Recalculate the order total
+order.calculate_total!
+puts "Order total: #{order.total_amount_cents}"
+
+# Create a unique promotion code
+unique_code = "TESTDISCOUNT_#{SecureRandom.hex(4)}"
+puts "Creating promotion code with code: #{unique_code}"
+
+promotion_code = PromotionCode.create(
+  code: unique_code,
+  discount_amount_cents: 500,
+  expires_at: 1.month.from_now,
+  active: true,
+  user: user,
+  event: event
+)
+
+puts "Promotion code: #{promotion_code.inspect}"
+puts "Promotion code valid?: #{promotion_code.valid?}"
+
+# Check if order already has promotion codes
+puts "Order promotion codes before: #{order.promotion_codes.count}"
+
+# Try to apply the promotion code
+begin
+  order.promotion_codes << promotion_code
+  puts "Successfully added promotion code to order"
+rescue => e
+  puts "Error adding promotion code: #{e.message}"
+  puts e.backtrace.first(5)
+end
+
+puts "Order promotion codes after: #{order.promotion_codes.count}"
\ No newline at end of file
diff --git a/debug_test.rb b/debug_test.rb
new file mode 100755
index 0000000..6fa4f32
--- /dev/null
+++ b/debug_test.rb
@@ -0,0 +1,67 @@
+#!/usr/bin/env ruby
+
+# Debug script to understand the test failure
+require_relative './config/environment'
+
+# Load test data
+user = User.find_by(email: 'user1@example.com')
+event = Event.find_by(name: 'Summer Concert')
+order = Order.find_by(status: 'draft')
+
+puts "User: #{user.inspect}"
+puts "Event: #{event.inspect}"
+puts "Order: #{order.inspect}"
+
+# Check if the user can manage events
+puts "User can manage events: #{user.can_manage_events?}"
+
+# Create a promotion code
+promotion_code = PromotionCode.create(
+  code: "TESTDISCOUNT",
+  discount_amount_cents: 500,
+  expires_at: 1.month.from_now,
+  active: true,
+  user: user,
+  event: event
+)
+
+puts "Promotion code: #{promotion_code.inspect}"
+puts "Promotion code valid?: #{promotion_code.valid_for_use?}"
+
+# Try to create a ticket type and ticket
+ticket_type = TicketType.create!(
+  name: "Test Ticket Type",
+  description: "A valid description for the ticket type that is long enough",
+  price_cents: 2000,
+  quantity: 10,
+  sale_start_at: Time.current,
+  sale_end_at: Time.current + 1.day,
+  requires_id: false,
+  event: event
+)
+
+puts "Ticket type: #{ticket_type.inspect}"
+
+# Create ticket with all required fields
+ticket = Ticket.create!(
+  order: order,
+  ticket_type: ticket_type,
+  status: "draft",
+  first_name: "John",
+  last_name: "Doe",
+  price_cents: 2000
+)
+
+puts "Ticket: #{ticket.inspect}"
+puts "Ticket valid?: #{ticket.valid?}"
+puts "Ticket errors: #{ticket.errors.full_messages}" unless ticket.valid?
+
+# Recalculate order total
+order.calculate_total!
+puts "Order total: #{order.total_amount_cents}"
+
+# Test the promotion code application
+puts "Applying promotion code..."
+order.promotion_codes << promotion_code
+order.calculate_total!
+puts "Order total after promotion: #{order.total_amount_cents}"
\ No newline at end of file
diff --git a/test/controllers/orders_controller_promotion_test.rb b/test/controllers/orders_controller_promotion_test.rb
index fe3c958..d9d3370 100644
--- a/test/controllers/orders_controller_promotion_test.rb
+++ b/test/controllers/orders_controller_promotion_test.rb
@@ -1,4 +1,5 @@
 require "test_helper"
+require "securerandom"
 
 class OrdersControllerPromotionTest < ActionDispatch::IntegrationTest
   include Devise::Test::IntegrationHelpers
@@ -7,7 +8,8 @@ class OrdersControllerPromotionTest < ActionDispatch::IntegrationTest
   def setup
     @user = users(:one)
     @event = events(:concert_event)
-    @order = orders(:draft_order)
+    # Create a new order for the test to ensure proper associations
+    @order = @user.orders.create!(event: @event, status: "draft", expires_at: 15.minutes.from_now, total_amount_cents: 2000)
     sign_in @user
   end
 
@@ -25,19 +27,27 @@ class OrdersControllerPromotionTest < ActionDispatch::IntegrationTest
       event: @event
     )
 
-    Ticket.create!(
+    ticket = Ticket.create!(
       order: @order,
       ticket_type: ticket_type,
       status: "draft",
       first_name: "John",
-      last_name: "Doe"
+      last_name: "Doe",
+      price_cents: 2000
     )
 
+    # Debug the ticket creation
+    puts "Ticket saved: #{ticket.persisted?}"
+    puts "Ticket errors: #{ticket.errors.full_messages}" unless ticket.valid?
+    puts "Order tickets count: #{@order.tickets.count}"
+
     # Recalculate the order total
     @order.calculate_total!
 
+    # Use a unique code for each test run
+    unique_code = "TESTDISCOUNT_#{SecureRandom.hex(4)}"
     promotion_code = PromotionCode.create(
-      code: "TESTDISCOUNT",
+      code: unique_code,
       discount_amount_cents: 500, # €5.00
       expires_at: 1.month.from_now,
       active: true,
@@ -45,7 +55,9 @@ class OrdersControllerPromotionTest < ActionDispatch::IntegrationTest
       event: @event
     )
 
-    get checkout_order_path(@order), params: { promotion_code: "TESTDISCOUNT" }
+    get checkout_order_path(@order), params: { promotion_code: unique_code }
+    puts "Response status: #{response.status}"
+    puts "Response body: #{response.body}" if response.status != 200
     assert_response :success
     assert_not_nil flash.now[:notice]
     assert_match /Code promotionnel appliqué: TESTDISCOUNT/, flash.now[:notice]
diff --git a/test/fixtures/users.yml b/test/fixtures/users.yml
index 18b375a..d3edc98 100755
--- a/test/fixtures/users.yml
+++ b/test/fixtures/users.yml
@@ -5,6 +5,7 @@ one:
   encrypted_password: <%= Devise::Encryptor.digest(User, 'password123') %>
   last_name: Trump
   first_name: Donald
+  is_professionnal: true
   onboarding_completed: true
 
 two:
diff --git a/test/test_helper.rb b/test/test_helper.rb
index 07293c9..b7c4747 100755
--- a/test/test_helper.rb
+++ b/test/test_helper.rb
@@ -19,6 +19,14 @@ module ActiveSupport
 
     # Add more helper methods to be used by all tests here...
 
+    # Mock Stripe for tests
+    setup do
+      # Mock Stripe checkout session creation
+      Stripe::Checkout::Session.stubs(:create).returns(
+        Struct.new(:id, :url).new("cs_test_session", "https://checkout.stripe.com/test")
+      )
+    end
+
     # Helper to create users with completed onboarding by default for tests
     def create_test_user(attributes = {})
       User.create!({