diff --git a/Gemfile b/Gemfile
index cc2ec6e..ead69aa 100644
--- a/Gemfile
+++ b/Gemfile
@@ -20,6 +20,7 @@ gem 'jsonapi-rails'
 gem 'rack-cors'
 gem 'react-rails'
 gem 'rubytree'
+gem 'acts_as_tenant'
 
 group :development, :test do
   gem 'annotaterb'
diff --git a/Gemfile.lock b/Gemfile.lock
index bfe49bd..7e795fc 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -72,6 +72,8 @@ GEM
       securerandom (>= 0.3)
       tzinfo (~> 2.0, >= 2.0.5)
       uri (>= 0.13.1)
+    acts_as_tenant (1.0.1)
+      rails (>= 6.0)
     addressable (2.8.7)
       public_suffix (>= 2.0.2, < 7.0)
     annotaterb (4.13.0)
@@ -387,6 +389,7 @@ PLATFORMS
   x86_64-linux
 
 DEPENDENCIES
+  acts_as_tenant
   annotaterb
   bootsnap
   chroma
diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
index 0d2a0c7..13400e3 100644
--- a/app/controllers/application_controller.rb
+++ b/app/controllers/application_controller.rb
@@ -1,6 +1,7 @@
 # Copyright (C) 2024 Manuel Bustillo
 
 class ApplicationController < ActionController::Base
+  before_action :set_tenant
   before_action :authenticate_user!
   after_action :set_csrf_cookie
 
@@ -29,6 +30,10 @@ class ApplicationController < ActionController::Base
 
   private
 
+  def set_tenant
+    ActsAsTenant.current_tenant = Wedding.find_by(slug: params[:slug])
+  end
+
   def development_swagger?
     Rails.env.test? ||
       Rails.env.development? && request.headers['referer']&.include?('/api-docs/index.html')
diff --git a/app/jobs/table_simulator_job.rb b/app/jobs/table_simulator_job.rb
index ef91719..ced9b2d 100644
--- a/app/jobs/table_simulator_job.rb
+++ b/app/jobs/table_simulator_job.rb
@@ -3,21 +3,23 @@
 class TableSimulatorJob < ApplicationJob
   queue_as :default
 
-  def perform(*_args)
-    engine = VNS::Engine.new
+  def perform(wedding_id)
+    ActsAsTenant.with_tenant(Wedding.find(wedding_id)) do
+      engine = VNS::Engine.new
 
-    engine.add_perturbation(Tables::Swap)
-    engine.add_perturbation(Tables::Shift)
+      engine.add_perturbation(Tables::Swap)
+      engine.add_perturbation(Tables::Shift)
 
-    initial_solution = Tables::Distribution.new(min_per_table: 8, max_per_table: 10)
-    initial_solution.random_distribution(Guest.potential.shuffle)
+      initial_solution = Tables::Distribution.new(min_per_table: 8, max_per_table: 10)
+      initial_solution.random_distribution(Guest.potential.shuffle)
 
-    engine.initial_solution = initial_solution
+      engine.initial_solution = initial_solution
 
-    engine.target_function(&:discomfort)
+      engine.target_function(&:discomfort)
 
-    best_solution = engine.run
+      best_solution = engine.run
 
-    best_solution.save!
+      best_solution.save!
+    end
   end
 end
diff --git a/app/models/expense.rb b/app/models/expense.rb
index 6da98af..5601c30 100644
--- a/app/models/expense.rb
+++ b/app/models/expense.rb
@@ -10,8 +10,18 @@
 #  pricing_type :enum             default("fixed"), not null
 #  created_at   :datetime         not null
 #  updated_at   :datetime         not null
+#  wedding_id   :uuid             not null
+#
+# Indexes
+#
+#  index_expenses_on_wedding_id  (wedding_id)
+#
+# Foreign Keys
+#
+#  fk_rails_...  (wedding_id => weddings.id)
 #
 class Expense < ApplicationRecord
+  acts_as_tenant :wedding
   enum :pricing_type,
        fixed: 'fixed',
        per_person: 'per_person'
diff --git a/app/models/group.rb b/app/models/group.rb
index fe11e0b..5056b28 100644
--- a/app/models/group.rb
+++ b/app/models/group.rb
@@ -12,17 +12,22 @@
 #  created_at :datetime         not null
 #  updated_at :datetime         not null
 #  parent_id  :uuid
+#  wedding_id :uuid             not null
 #
 # Indexes
 #
-#  index_groups_on_name       (name) UNIQUE
-#  index_groups_on_parent_id  (parent_id)
+#  index_groups_on_name        (name) UNIQUE
+#  index_groups_on_parent_id   (parent_id)
+#  index_groups_on_wedding_id  (wedding_id)
 #
 # Foreign Keys
 #
 #  fk_rails_...  (parent_id => groups.id)
+#  fk_rails_...  (wedding_id => weddings.id)
 #
 class Group < ApplicationRecord
+  acts_as_tenant :wedding
+
   validates :name, uniqueness: true
   validates :name, :order, presence: true
 
diff --git a/app/models/guest.rb b/app/models/guest.rb
index 40c41be..929cc6e 100644
--- a/app/models/guest.rb
+++ b/app/models/guest.rb
@@ -11,16 +11,20 @@
 #  created_at :datetime         not null
 #  updated_at :datetime         not null
 #  group_id   :uuid             not null
+#  wedding_id :uuid             not null
 #
 # Indexes
 #
-#  index_guests_on_group_id  (group_id)
+#  index_guests_on_group_id    (group_id)
+#  index_guests_on_wedding_id  (wedding_id)
 #
 # Foreign Keys
 #
 #  fk_rails_...  (group_id => groups.id)
+#  fk_rails_...  (wedding_id => weddings.id)
 #
 class Guest < ApplicationRecord
+  acts_as_tenant :wedding
   belongs_to :group
 
   enum :status, {
@@ -45,6 +49,6 @@ class Guest < ApplicationRecord
   def recalculate_simulations
     TablesArrangement.delete_all
 
-    ActiveJob.perform_all_later(50.times.map { TableSimulatorJob.new })
+    ActiveJob.perform_all_later(50.times.map { TableSimulatorJob.new(wedding_id) })
   end
 end
diff --git a/app/models/seat.rb b/app/models/seat.rb
index 1f3769c..3f13629 100644
--- a/app/models/seat.rb
+++ b/app/models/seat.rb
@@ -10,18 +10,22 @@
 #  updated_at            :datetime         not null
 #  guest_id              :uuid             not null
 #  tables_arrangement_id :uuid             not null
+#  wedding_id            :uuid             not null
 #
 # Indexes
 #
 #  index_seats_on_guest_id               (guest_id)
 #  index_seats_on_tables_arrangement_id  (tables_arrangement_id)
+#  index_seats_on_wedding_id             (wedding_id)
 #
 # Foreign Keys
 #
 #  fk_rails_...  (guest_id => guests.id)
 #  fk_rails_...  (tables_arrangement_id => tables_arrangements.id) ON DELETE => cascade
+#  fk_rails_...  (wedding_id => weddings.id)
 #
 class Seat < ApplicationRecord
+  acts_as_tenant :wedding
   belongs_to :guest
   belongs_to :table_arrangement
 end
diff --git a/app/models/tables_arrangement.rb b/app/models/tables_arrangement.rb
index 6e2f621..3080e49 100644
--- a/app/models/tables_arrangement.rb
+++ b/app/models/tables_arrangement.rb
@@ -9,8 +9,18 @@
 #  name       :string           not null
 #  created_at :datetime         not null
 #  updated_at :datetime         not null
+#  wedding_id :uuid             not null
+#
+# Indexes
+#
+#  index_tables_arrangements_on_wedding_id  (wedding_id)
+#
+# Foreign Keys
+#
+#  fk_rails_...  (wedding_id => weddings.id)
 #
 class TablesArrangement < ApplicationRecord
+  acts_as_tenant :wedding
   has_many :seats
   has_many :guests, through: :seats
 
diff --git a/app/models/user.rb b/app/models/user.rb
index d338416..43c3a9e 100644
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -18,6 +18,7 @@
 #  unlock_token           :string
 #  created_at             :datetime         not null
 #  updated_at             :datetime         not null
+#  wedding_id             :uuid             not null
 #
 # Indexes
 #
@@ -25,8 +26,15 @@
 #  index_users_on_email                 (email) UNIQUE
 #  index_users_on_reset_password_token  (reset_password_token) UNIQUE
 #  index_users_on_unlock_token          (unlock_token) UNIQUE
+#  index_users_on_wedding_id            (wedding_id)
+#
+# Foreign Keys
+#
+#  fk_rails_...  (wedding_id => weddings.id)
 #
 class User < ApplicationRecord
+  acts_as_tenant :wedding
+
   devise :database_authenticatable, :registerable,
          :recoverable, :validatable, :confirmable, :lockable
 end
diff --git a/app/models/wedding.rb b/app/models/wedding.rb
new file mode 100644
index 0000000..fa6c6e4
--- /dev/null
+++ b/app/models/wedding.rb
@@ -0,0 +1,20 @@
+# Copyright (C) 2024 Manuel Bustillo
+
+# == Schema Information
+#
+# Table name: weddings
+#
+#  id         :uuid             not null, primary key
+#  date       :date             not null
+#  slug       :string           not null
+#  created_at :datetime         not null
+#  updated_at :datetime         not null
+#
+# Indexes
+#
+#  index_weddings_on_slug  (slug) UNIQUE
+#
+class Wedding < ApplicationRecord
+  validates :date, presence: true
+  validates :slug, presence: true, uniqueness: true
+end
diff --git a/config/routes.rb b/config/routes.rb
index 35fd068..b407e01 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -2,26 +2,30 @@
 
 Rails.application.routes.draw do
   mount LetterOpenerWeb::Engine, at: "/letter_opener" if Rails.env.development?
-  devise_for :users, skip: [:registration, :session, :confirmation]
-  devise_scope :user do
-    post 'users', to: 'users/registrations#create'
+  scope ":slug", constraints: {slug: /[a-z]+/} do
+    devise_for :users, skip: [:registration, :session, :confirmation]
+    devise_scope :user do
+      post 'users', to: 'users/registrations#create'
 
-    post '/users/sign_in', to: 'users/sessions#create'
-    delete '/users/sign_out', to: 'users/sessions#destroy'
+      post '/users/sign_in', to: 'users/sessions#create'
+      delete '/users/sign_out', to: 'users/sessions#destroy'
 
-    get '/users/confirmation', to: 'users/confirmations#show', as: :confirmation
+      get '/users/confirmation', to: 'users/confirmations#show', as: :confirmation
+    end
+
+    resources :groups, only: :index
+    resources :guests, only: %i[index create update destroy] do
+      post :bulk_update, on: :collection
+    end
+    resources :expenses, only: %i[index update] do
+      get :summary, on: :collection
+    end
+    resources :tables_arrangements, only: %i[index show]
   end
 
+
   mount Rswag::Ui::Engine => '/api-docs'
   mount Rswag::Api::Engine => '/api-docs'
-  resources :groups, only: :index
-  resources :guests, only: %i[index create update destroy] do
-    post :bulk_update, on: :collection
-  end
-  resources :expenses, only: %i[index update] do
-    get :summary, on: :collection
-  end
-  resources :tables_arrangements, only: %i[index show]
 
   get 'up' => 'rails/health#show', as: :rails_health_check
 
diff --git a/db/migrate/20241130182228_create_weddings.rb b/db/migrate/20241130182228_create_weddings.rb
new file mode 100644
index 0000000..2151f72
--- /dev/null
+++ b/db/migrate/20241130182228_create_weddings.rb
@@ -0,0 +1,12 @@
+# Copyright (C) 2024 Manuel Bustillo
+
+class CreateWeddings < ActiveRecord::Migration[8.0]
+  def change
+    create_table :weddings, id: :uuid do |t|
+      t.string :slug, null: false, index: { unique: true }
+      t.date :date, null: false
+
+      t.timestamps
+    end
+  end
+end
diff --git a/db/migrate/20241130185731_add_wedding_id_to_models.rb b/db/migrate/20241130185731_add_wedding_id_to_models.rb
new file mode 100644
index 0000000..63e5c32
--- /dev/null
+++ b/db/migrate/20241130185731_add_wedding_id_to_models.rb
@@ -0,0 +1,9 @@
+# Copyright (C) 2024 Manuel Bustillo
+
+class AddWeddingIdToModels < ActiveRecord::Migration[8.0]
+  def change
+    [:expenses, :guests, :seats, :tables_arrangements, :groups, :users].each do |table|
+      add_reference table, :wedding, type: :uuid, null: false, foreign_key: true
+    end
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index 6e9d747..7ff33f3 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -12,7 +12,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[8.0].define(version: 2024_11_30_095753) do
+ActiveRecord::Schema[8.0].define(version: 2024_11_30_185731) do
   # These are extensions that must be enabled in order to support this database
   enable_extension "pg_catalog.plpgsql"
 
@@ -26,6 +26,8 @@ ActiveRecord::Schema[8.0].define(version: 2024_11_30_095753) do
     t.enum "pricing_type", default: "fixed", null: false, enum_type: "pricing_types"
     t.datetime "created_at", null: false
     t.datetime "updated_at", null: false
+    t.uuid "wedding_id", null: false
+    t.index ["wedding_id"], name: "index_expenses_on_wedding_id"
   end
 
   create_table "groups", id: :uuid, default: -> { "gen_random_uuid()" }, force: :cascade do |t|
@@ -36,8 +38,10 @@ ActiveRecord::Schema[8.0].define(version: 2024_11_30_095753) do
     t.datetime "updated_at", null: false
     t.uuid "parent_id"
     t.string "color"
+    t.uuid "wedding_id", null: false
     t.index ["name"], name: "index_groups_on_name", unique: true
     t.index ["parent_id"], name: "index_groups_on_parent_id"
+    t.index ["wedding_id"], name: "index_groups_on_wedding_id"
   end
 
   create_table "guests", id: :uuid, default: -> { "gen_random_uuid()" }, force: :cascade do |t|
@@ -47,7 +51,9 @@ ActiveRecord::Schema[8.0].define(version: 2024_11_30_095753) do
     t.uuid "group_id", null: false
     t.integer "status", default: 0
     t.string "name"
+    t.uuid "wedding_id", null: false
     t.index ["group_id"], name: "index_guests_on_group_id"
+    t.index ["wedding_id"], name: "index_guests_on_wedding_id"
   end
 
   create_table "seats", id: :uuid, default: -> { "gen_random_uuid()" }, force: :cascade do |t|
@@ -56,8 +62,10 @@ ActiveRecord::Schema[8.0].define(version: 2024_11_30_095753) do
     t.integer "table_number"
     t.datetime "created_at", null: false
     t.datetime "updated_at", null: false
+    t.uuid "wedding_id", null: false
     t.index ["guest_id"], name: "index_seats_on_guest_id"
     t.index ["tables_arrangement_id"], name: "index_seats_on_tables_arrangement_id"
+    t.index ["wedding_id"], name: "index_seats_on_wedding_id"
   end
 
   create_table "solid_queue_blocked_executions", force: :cascade do |t|
@@ -186,6 +194,8 @@ ActiveRecord::Schema[8.0].define(version: 2024_11_30_095753) do
     t.datetime "created_at", null: false
     t.datetime "updated_at", null: false
     t.string "name", null: false
+    t.uuid "wedding_id", null: false
+    t.index ["wedding_id"], name: "index_tables_arrangements_on_wedding_id"
   end
 
   create_table "users", id: :uuid, default: -> { "gen_random_uuid()" }, force: :cascade do |t|
@@ -202,20 +212,36 @@ ActiveRecord::Schema[8.0].define(version: 2024_11_30_095753) do
     t.datetime "locked_at"
     t.datetime "created_at", null: false
     t.datetime "updated_at", null: false
+    t.uuid "wedding_id", null: false
     t.index ["confirmation_token"], name: "index_users_on_confirmation_token", unique: true
     t.index ["email"], name: "index_users_on_email", unique: true
     t.index ["reset_password_token"], name: "index_users_on_reset_password_token", unique: true
     t.index ["unlock_token"], name: "index_users_on_unlock_token", unique: true
+    t.index ["wedding_id"], name: "index_users_on_wedding_id"
   end
 
+  create_table "weddings", id: :uuid, default: -> { "gen_random_uuid()" }, force: :cascade do |t|
+    t.string "slug", null: false
+    t.date "date", null: false
+    t.datetime "created_at", null: false
+    t.datetime "updated_at", null: false
+    t.index ["slug"], name: "index_weddings_on_slug", unique: true
+  end
+
+  add_foreign_key "expenses", "weddings"
   add_foreign_key "groups", "groups", column: "parent_id"
+  add_foreign_key "groups", "weddings"
   add_foreign_key "guests", "groups"
+  add_foreign_key "guests", "weddings"
   add_foreign_key "seats", "guests"
   add_foreign_key "seats", "tables_arrangements", on_delete: :cascade
+  add_foreign_key "seats", "weddings"
   add_foreign_key "solid_queue_blocked_executions", "solid_queue_jobs", column: "job_id", on_delete: :cascade
   add_foreign_key "solid_queue_claimed_executions", "solid_queue_jobs", column: "job_id", on_delete: :cascade
   add_foreign_key "solid_queue_failed_executions", "solid_queue_jobs", column: "job_id", on_delete: :cascade
   add_foreign_key "solid_queue_ready_executions", "solid_queue_jobs", column: "job_id", on_delete: :cascade
   add_foreign_key "solid_queue_recurring_executions", "solid_queue_jobs", column: "job_id", on_delete: :cascade
   add_foreign_key "solid_queue_scheduled_executions", "solid_queue_jobs", column: "job_id", on_delete: :cascade
+  add_foreign_key "tables_arrangements", "weddings"
+  add_foreign_key "users", "weddings"
 end
diff --git a/db/seeds.rb b/db/seeds.rb
index 9590f3a..e493f6b 100644
--- a/db/seeds.rb
+++ b/db/seeds.rb
@@ -7,71 +7,76 @@ Expense.delete_all
 Guest.delete_all
 Group.delete_all
 
-Expense.create!(name: 'Photographer', amount: 3000, pricing_type: 'fixed')
-Expense.create!(name: 'Country house', amount: 6000, pricing_type: 'fixed')
-Expense.create!(name: 'Catering', amount: 200, pricing_type: 'per_person')
-Expense.create!(name: 'Flowers', amount: 500, pricing_type: 'fixed')
-Expense.create!(name: 'Band', amount: 1000, pricing_type: 'fixed')
-Expense.create!(name: 'Wedding planner', amount: 2000, pricing_type: 'fixed')
-Expense.create!(name: 'Dress', amount: 1000, pricing_type: 'fixed')
-Expense.create!(name: 'Suit', amount: 500, pricing_type: 'fixed')
-Expense.create!(name: 'Rings', amount: 1000, pricing_type: 'fixed')
-Expense.create!(name: 'Makeup', amount: 200, pricing_type: 'fixed')
-Expense.create!(name: 'Hair', amount: 200, pricing_type: 'fixed')
-Expense.create!(name: 'Transportation', amount: 3000, pricing_type: 'fixed')
-Expense.create!(name: 'Invitations', amount: 200, pricing_type: 'fixed')
-Expense.create!(name: 'Cake', amount: 500, pricing_type: 'fixed')
+Wedding.delete_all
+wedding = Wedding.create!(slug: :default, date: 1.year.from_now)
 
-Group.create!(name: "Jim's guests", icon: 'pi pi-heart').tap do |parent|
-  parent.children.create!(name: "Jim's family", icon: 'pi pi-users').tap do |family|
-    family.children.create!(name: "Jim's close family", icon: 'pi pi-home')
-    family.children.create!(name: "Jim's cousins", icon: 'pi pi-home')
-    family.children.create!(name: "Jim's relatives", icon: 'pi pi-home')
+ActsAsTenant.with_tenant(wedding) do
+  Expense.create!(name: 'Photographer', amount: 3000, pricing_type: 'fixed')
+  Expense.create!(name: 'Country house', amount: 6000, pricing_type: 'fixed')
+  Expense.create!(name: 'Catering', amount: 200, pricing_type: 'per_person')
+  Expense.create!(name: 'Flowers', amount: 500, pricing_type: 'fixed')
+  Expense.create!(name: 'Band', amount: 1000, pricing_type: 'fixed')
+  Expense.create!(name: 'Wedding planner', amount: 2000, pricing_type: 'fixed')
+  Expense.create!(name: 'Dress', amount: 1000, pricing_type: 'fixed')
+  Expense.create!(name: 'Suit', amount: 500, pricing_type: 'fixed')
+  Expense.create!(name: 'Rings', amount: 1000, pricing_type: 'fixed')
+  Expense.create!(name: 'Makeup', amount: 200, pricing_type: 'fixed')
+  Expense.create!(name: 'Hair', amount: 200, pricing_type: 'fixed')
+  Expense.create!(name: 'Transportation', amount: 3000, pricing_type: 'fixed')
+  Expense.create!(name: 'Invitations', amount: 200, pricing_type: 'fixed')
+  Expense.create!(name: 'Cake', amount: 500, pricing_type: 'fixed')
+
+  Group.create!(name: "Jim's guests", icon: 'pi pi-heart').tap do |parent|
+    parent.children.create!(name: "Jim's family", icon: 'pi pi-users').tap do |family|
+      family.children.create!(name: "Jim's close family", icon: 'pi pi-home')
+      family.children.create!(name: "Jim's cousins", icon: 'pi pi-home')
+      family.children.create!(name: "Jim's relatives", icon: 'pi pi-home')
+    end
+    parent.children.create!(name: "Jim's friends", icon: 'pi pi-bullseye')
+    parent.children.create!(name: "Jim's work", icon: 'pi pi-desktop').tap do |work|
+      work.children.create!(name: "Jim's besties at work", icon: 'pi pi-briefcase')
+    end
   end
-  parent.children.create!(name: "Jim's friends", icon: 'pi pi-bullseye')
-  parent.children.create!(name: "Jim's work", icon: 'pi pi-desktop').tap do |work|
-    work.children.create!(name: "Jim's besties at work", icon: 'pi pi-briefcase')
+
+  Group.create!(name: "Pam's guests", icon: 'pi pi-heart-fill').tap do |parent|
+    parent.children.create!(name: "Pam's family", icon: 'pi pi-users').tap do |family|
+      family.children.create!(name: "Pam's close family", icon: 'pi pi-home')
+      family.children.create!(name: "Pam's cousins", icon: 'pi pi-home')
+      family.children.create!(name: "Pam's relatives", icon: 'pi pi-home')
+    end
+    parent.children.create!(name: "Pam's friends", icon: 'pi pi-bullseye')
+    parent.children.create!(name: "Pam's work", icon: 'pi pi-desktop').tap do |work|
+      work.children.create!(name: "Pam's besties at work", icon: 'pi pi-briefcase')
+    end
   end
-end
 
-Group.create!(name: "Pam's guests", icon: 'pi pi-heart-fill').tap do |parent|
-  parent.children.create!(name: "Pam's family", icon: 'pi pi-users').tap do |family|
-    family.children.create!(name: "Pam's close family", icon: 'pi pi-home')
-    family.children.create!(name: "Pam's cousins", icon: 'pi pi-home')
-    family.children.create!(name: "Pam's relatives", icon: 'pi pi-home')
+  Group.create!(name: 'Common guests', icon: 'pi pi-users').tap do |parent|
+    parent.children.create!(name: 'College friends', icon: 'pi pi-calculator')
+    parent.children.create!(name: 'High school friends', icon: 'pi pi-crown')
+    parent.children.create!(name: 'Childhood friends', icon: 'pi pi-envelope')
   end
-  parent.children.create!(name: "Pam's friends", icon: 'pi pi-bullseye')
-  parent.children.create!(name: "Pam's work", icon: 'pi pi-desktop').tap do |work|
-    work.children.create!(name: "Pam's besties at work", icon: 'pi pi-briefcase')
+
+  groups = Group.all
+
+  NUMBER_OF_GUESTS.times do
+    Guest.create!(
+      name: Faker::Name.name,
+      phone: Faker::PhoneNumber.cell_phone,
+      group: groups.sample,
+      status: Guest.statuses.keys.sample
+    )
   end
-end
 
-Group.create!(name: 'Common guests', icon: 'pi pi-users').tap do |parent|
-  parent.children.create!(name: 'College friends', icon: 'pi pi-calculator')
-  parent.children.create!(name: 'High school friends', icon: 'pi pi-crown')
-  parent.children.create!(name: 'Childhood friends', icon: 'pi pi-envelope')
-end
+  ActiveJob.perform_all_later(3.times.map { TableSimulatorJob.new(wedding.id) })
 
-groups = Group.all
+  'red'.paint.palette.triad(as: :hex).zip(Group.roots).each { |(color, group)| group.update!(color: color.paint.desaturate(40)) }
 
-NUMBER_OF_GUESTS.times do
-  Guest.create!(
-    name: Faker::Name.name,
-    phone: Faker::PhoneNumber.cell_phone,
-    group: groups.sample,
-    status: Guest.statuses.keys.sample
+  Group.roots.each(&:colorize_children)
+
+  User.create!(
+    email: 'development@example.com',
+    confirmed_at: Time.zone.now,
+    password: 'supersecretpassword',
+    password_confirmation: 'supersecretpassword',
   )
 end
-
-ActiveJob.perform_all_later(3.times.map { TableSimulatorJob.new })
-
-'red'.paint.palette.triad(as: :hex).zip(Group.roots).each { |(color, group)| group.update!(color: color.paint.desaturate(40)) }
-
-Group.roots.each(&:colorize_children)
-
-User.create!(
-  email: 'development@example.com',
-  confirmed_at: Time.zone.now,
-  password: 'supersecretpassword',
-  password_confirmation: 'supersecretpassword',
-)
\ No newline at end of file
diff --git a/spec/factories/expense.rb b/spec/factories/expense.rb
index 9670768..726d94d 100644
--- a/spec/factories/expense.rb
+++ b/spec/factories/expense.rb
@@ -2,6 +2,7 @@
 
 FactoryBot.define do
     factory :expense do
+      wedding
       sequence(:name) { |i| "Expense #{i}" }
       pricing_type { "fixed" }
       amount { 100 }
diff --git a/spec/factories/groups.rb b/spec/factories/groups.rb
index 4ebce4e..ccd1156 100644
--- a/spec/factories/groups.rb
+++ b/spec/factories/groups.rb
@@ -2,6 +2,7 @@
 
 FactoryBot.define do
   factory :group do
+    wedding
     sequence(:name) { |i| "Group #{i}" }
     order { 1 }
   end
diff --git a/spec/factories/guest.rb b/spec/factories/guest.rb
index 4c9b58a..28f3b80 100644
--- a/spec/factories/guest.rb
+++ b/spec/factories/guest.rb
@@ -2,7 +2,8 @@
 
 FactoryBot.define do
   factory :guest do
-    association :group
+    group
+    wedding
 
     name { Faker::Name.name }
     phone { Faker::PhoneNumber.cell_phone }
diff --git a/spec/factories/table_arrangement.rb b/spec/factories/table_arrangement.rb
new file mode 100644
index 0000000..693e68a
--- /dev/null
+++ b/spec/factories/table_arrangement.rb
@@ -0,0 +1,8 @@
+# Copyright (C) 2024 Manuel Bustillo
+
+FactoryBot.define do
+  factory :tables_arrangement do
+    wedding
+  end
+end
+  
\ No newline at end of file
diff --git a/spec/factories/users.rb b/spec/factories/users.rb
index 7839fbe..2aa8a37 100644
--- a/spec/factories/users.rb
+++ b/spec/factories/users.rb
@@ -2,6 +2,6 @@
 
 FactoryBot.define do
   factory :user do
-    
+    wedding
   end
 end
diff --git a/spec/factories/weddings.rb b/spec/factories/weddings.rb
new file mode 100644
index 0000000..3680045
--- /dev/null
+++ b/spec/factories/weddings.rb
@@ -0,0 +1,8 @@
+# Copyright (C) 2024 Manuel Bustillo
+
+FactoryBot.define do
+  factory :wedding do
+    sequence(:slug) { |i| "wedding-#{i}" }
+    date { 1.year.from_now }
+  end
+end
diff --git a/spec/models/tables_arrangement_spec.rb b/spec/models/tables_arrangement_spec.rb
index c15971a..4db0859 100644
--- a/spec/models/tables_arrangement_spec.rb
+++ b/spec/models/tables_arrangement_spec.rb
@@ -5,7 +5,7 @@ require 'rails_helper'
 RSpec.describe TablesArrangement, type: :model do
   describe 'callbacks' do
     it 'assigns a name before creation' do
-      expect(described_class.create!.name).to be_present
+      expect(create(:tables_arrangement).name).to be_present
     end
   end
 end
diff --git a/spec/models/wedding_spec.rb b/spec/models/wedding_spec.rb
new file mode 100644
index 0000000..702769f
--- /dev/null
+++ b/spec/models/wedding_spec.rb
@@ -0,0 +1,7 @@
+# Copyright (C) 2024 Manuel Bustillo
+
+require 'rails_helper'
+
+RSpec.describe Wedding, type: :model do
+  pending "add some examples to (or delete) #{__FILE__}"
+end
diff --git a/spec/requests/expenses_spec.rb b/spec/requests/expenses_spec.rb
index 5e99097..74cf861 100644
--- a/spec/requests/expenses_spec.rb
+++ b/spec/requests/expenses_spec.rb
@@ -3,10 +3,12 @@
 require 'swagger_helper'
 
 RSpec.describe 'expenses', type: :request do
-  path '/expenses' do
+  path '/{slug}/expenses' do
     get('list expenses') do
       tags 'Expenses'
       produces 'application/json'
+      parameter Swagger::Schema::SLUG
+
       response(200, 'successful') do
         schema type: :array,
                items: {
@@ -26,12 +28,13 @@ RSpec.describe 'expenses', type: :request do
     end
   end
 
-  path '/expenses/{id}' do
+  path '/{slug}/expenses/{id}' do
 
     patch('update expense') do
       tags 'Expenses'
       consumes 'application/json'
       produces 'application/json'
+      parameter Swagger::Schema::SLUG
       parameter name: 'id', in: :path, type: :string, format: :uuid, description: 'id'
       parameter name: :body, in: :body, schema: {
         type: :object,
diff --git a/spec/requests/groups_spec.rb b/spec/requests/groups_spec.rb
index fd014b5..6d5f057 100644
--- a/spec/requests/groups_spec.rb
+++ b/spec/requests/groups_spec.rb
@@ -3,10 +3,11 @@
 require 'swagger_helper'
 
 RSpec.describe 'groups', type: :request do
-  path '/groups' do
+  path '/{slug}/groups' do
     get('list groups') do
       tags 'Groups'
       produces 'application/json'
+      parameter Swagger::Schema::SLUG
       response(200, 'successful') do
         schema type: :array,
                items: {
diff --git a/spec/requests/guests_spec.rb b/spec/requests/guests_spec.rb
index b73fbcb..9b542fd 100644
--- a/spec/requests/guests_spec.rb
+++ b/spec/requests/guests_spec.rb
@@ -3,10 +3,11 @@
 require 'swagger_helper'
 
 RSpec.describe 'guests', type: :request do
-  path '/guests' do
+  path '/{slug}/guests' do
     get('list guests') do
       tags 'Guests'
       produces 'application/json'
+      parameter Swagger::Schema::SLUG
       response(200, 'successful') do
         schema type: :array,
                items: {
@@ -33,6 +34,7 @@ RSpec.describe 'guests', type: :request do
       tags 'Guests'
       consumes 'application/json'
       produces 'application/json'
+      parameter Swagger::Schema::SLUG
       parameter name: :body, in: :body, schema: {
         type: :object,
         required: %i[guest],
@@ -55,11 +57,12 @@ RSpec.describe 'guests', type: :request do
     end
   end
 
-  path '/guests/{id}' do
+  path '/{slug}/guests/{id}' do
     patch('update guest') do
       tags 'Guests'
       consumes 'application/json'
       produces 'application/json'
+      parameter Swagger::Schema::SLUG
       parameter name: 'id', in: :path, type: :string, format: :uuid
       parameter name: :body, in: :body, schema: {
         type: :object,
@@ -85,6 +88,7 @@ RSpec.describe 'guests', type: :request do
     delete('delete guest') do
       tags 'Guests'
       produces 'application/json'
+      parameter Swagger::Schema::SLUG
       parameter name: 'id', in: :path, type: :string, format: :uuid
 
       response_empty_200
diff --git a/spec/requests/schemas.rb b/spec/requests/schemas.rb
index 7a49ca0..ce35ad7 100644
--- a/spec/requests/schemas.rb
+++ b/spec/requests/schemas.rb
@@ -9,5 +9,13 @@ module Swagger
                   updated_at: SwaggerResponseHelper::TIMESTAMP
             
     }
+
+    SLUG = {
+      name: 'slug',
+      in: :path,
+      type: :string, 
+      example: :default,
+      description: 'Wedding slug'
+    }
   end
 end
\ No newline at end of file
diff --git a/spec/requests/users/confirmations_spec.rb b/spec/requests/users/confirmations_spec.rb
index e99794e..12bdfbc 100644
--- a/spec/requests/users/confirmations_spec.rb
+++ b/spec/requests/users/confirmations_spec.rb
@@ -4,11 +4,12 @@ require 'swagger_helper'
 
 RSpec.describe 'users/confirmations', type: :request do
 
-  path '/users/confirmation' do
+  path '/{slug}/users/confirmation' do
     get('confirm user email') do
       tags 'Users'
       produces 'application/json'
 
+      parameter Swagger::Schema::SLUG
       parameter name: :confirmation_token, in: :query, type: :string, required: true
 
       response(200, 'confirmed') do
diff --git a/spec/requests/users/registrations_spec.rb b/spec/requests/users/registrations_spec.rb
index f92222c..aa7562f 100644
--- a/spec/requests/users/registrations_spec.rb
+++ b/spec/requests/users/registrations_spec.rb
@@ -4,12 +4,13 @@ require 'swagger_helper'
 
 RSpec.describe 'users/registrations', type: :request do
 
-  path '/users' do
+  path '/{slug}/users' do
     post('create registration') do
       tags 'Users Registrations'
       consumes 'application/json'
       produces 'application/json'
-
+      
+      parameter Swagger::Schema::SLUG
       parameter name: :body, in: :body, schema: {
         type: :object,
         required: [:user],
diff --git a/spec/requests/users/sessions_spec.rb b/spec/requests/users/sessions_spec.rb
index ff7c8a3..a803965 100644
--- a/spec/requests/users/sessions_spec.rb
+++ b/spec/requests/users/sessions_spec.rb
@@ -4,13 +4,14 @@ require 'swagger_helper'
 
 RSpec.describe 'users/sessions', type: :request do
 
-  path '/users/sign_in' do
+  path '/{slug}/users/sign_in' do
 
     post('create session') do
       tags 'Users Sessions'
       consumes 'application/json'
       produces 'application/json'
 
+      parameter Swagger::Schema::SLUG
       parameter name: :body, in: :body, schema: {
         type: :object,
         required: %i[user],
@@ -35,8 +36,8 @@ RSpec.describe 'users/sessions', type: :request do
     end
   end
 
-  path '/users/sign_out' do
-
+  path '/{slug}/users/sign_out' do
+    parameter Swagger::Schema::SLUG
     delete('delete session') do
       tags 'Users Sessions'
       consumes 'application/json'