diff --git a/Gemfile b/Gemfile
index 2831a34..14f5861 100644
--- a/Gemfile
+++ b/Gemfile
@@ -11,6 +11,7 @@ gem "sprockets-rails"
 gem "sqlite3", "~> 1.4"
 gem "puma", "~> 5.0"
 gem "tzinfo-data", platforms: %i[ mingw mswin x64_mingw jruby ]
+gem 'rails-i18n'
 
 group :development, :test do
   gem "capybara"
diff --git a/Gemfile.lock b/Gemfile.lock
index 72989ad..a7fcd3f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -131,6 +131,8 @@ GEM
     nio4r (2.5.8)
     nokogiri (1.13.8-arm64-darwin)
       racc (~> 1.4)
+    nokogiri (1.13.8-x86_64-linux)
+      racc (~> 1.4)
     orm_adapter (0.5.0)
     popper_js (2.11.6)
     public_suffix (5.0.0)
@@ -159,6 +161,9 @@ GEM
       nokogiri (>= 1.6)
     rails-html-sanitizer (1.4.3)
       loofah (~> 2.3)
+    rails-i18n (7.0.5)
+      i18n (>= 0.7, < 2)
+      railties (>= 6.0.0, < 8)
     railties (7.0.4)
       actionpack (= 7.0.4)
       activesupport (= 7.0.4)
@@ -206,6 +211,7 @@ GEM
       activesupport (>= 5.2)
       sprockets (>= 3.0.0)
     sqlite3 (1.5.2-arm64-darwin)
+    sqlite3 (1.5.2-x86_64-linux)
     thor (1.2.1)
     tilt (2.0.11)
     timeout (0.3.0)
@@ -222,6 +228,7 @@ GEM
 
 PLATFORMS
   arm64-darwin-21
+  x86_64-linux
 
 DEPENDENCIES
   bootstrap (~> 5.2.1)
@@ -231,6 +238,7 @@ DEPENDENCIES
   importmap-rails
   puma (~> 5.0)
   rails (~> 7.0.4)
+  rails-i18n
   rspec-rails
   sprockets-rails
   sqlite3 (~> 1.4)
diff --git a/app/controllers/product_categories_controller.rb b/app/controllers/product_categories_controller.rb
deleted file mode 100644
index 180bc41..0000000
--- a/app/controllers/product_categories_controller.rb
+++ /dev/null
@@ -1,21 +0,0 @@
-class ProductCategoriesController < ApplicationController
-  def create
-    ProductCategory.create!(name: params.require(:product_category).permit(:name))
-    redirect_to products_path, notice: 'Categoria cadastrada'
-  end
-
-  def search 
-    nome_a_buscar = params[:busca]
-    ProductCategory.where("name LIKE :param_busca OR outro_campo LIKE :param_busca OR mais_um_campo LIKE :param_busca ", 
-    { param_busca: "%#{nome_a_buscar}%" }  )
-
-    @transports = find_available_transports
-
-  end
-
-  private 
-
-  def find_available_transports()
-    FreightageFinder.new(transports, order).find()
-  end
-end
\ No newline at end of file
diff --git a/app/controllers/products_controller.rb b/app/controllers/products_controller.rb
index 039a826..2992067 100644
--- a/app/controllers/products_controller.rb
+++ b/app/controllers/products_controller.rb
@@ -1,61 +1,25 @@
-class ProductsController < ApplicationController
-  before_action :set_product, only: %i[ show edit update destroy ]
-
-  # GET /products
-  def index
-    @products = Product.all
-    @product = Product.new
-    @product_category = ProductCategory.new
-    @product_categories = ProductCategory.all
-  end
-
-  # GET /products/1
-  def show
-  end
-
-  # GET /products/new
-  def new
-    @product = Product.new
-  end
-
-  # GET /products/1/edit
-  def edit
-  end
-
-  # POST /products
-  def create
-    @product = Product.new(product_params)
-
-    if @product.save
-      redirect_to @product, notice: "Product was successfully created."
-    else
-      render :new, status: :unprocessable_entity
-    end
-  end
-
-  # PATCH/PUT /products/1
-  def update
-    if @product.update(product_params)
-      redirect_to @product, notice: "Product was successfully updated."
-    else
-      render :edit, status: :unprocessable_entity
-    end
-  end
-
-  # DELETE /products/1
-  def destroy
-    @product.destroy
-    redirect_to products_url, notice: "Product was successfully destroyed."
-  end
-
-  private
-    # Use callbacks to share common setup or constraints between actions.
-    def set_product
-      @product = Product.find(params[:id])
-    end
-
-    # Only allow a list of trusted parameters through.
-    def product_params
-      params.require(:product).permit(:name, :price, :product_category_id)
-    end
-end
+class ProductsController < ApplicationController
+  def index
+    @products = Product.all
+  end
+
+  def new
+    @product = Product.new
+    @product_categories = ProductCategory.all
+  end
+
+  def create
+    product_params = params.require(:product).permit(:name, :price, :product_category_id)
+    @product = Product.new(product_params)
+
+    if @product.save
+      redirect_to root_url, notice: 'Produto cadastrado com sucesso'
+
+    else 
+      @product_categories = ProductCategory.all
+
+      flash.now[:notice] = 'Produto não cadastrado'
+      render 'new'
+    end
+  end
+end
\ No newline at end of file
diff --git a/app/controllers/welcome_controller.rb b/app/controllers/welcome_controller.rb
deleted file mode 100644
index 73ff2dc..0000000
--- a/app/controllers/welcome_controller.rb
+++ /dev/null
@@ -1,9 +0,0 @@
-class WelcomeController < ApplicationController
-  
-
-  def index
-    
-  end
-
-
-end
\ No newline at end of file
diff --git a/app/models/product.rb b/app/models/product.rb
index a6e4544..fa1e543 100644
--- a/app/models/product.rb
+++ b/app/models/product.rb
@@ -1,5 +1,7 @@
 class Product < ApplicationRecord
   belongs_to :product_category, optional: true
+
+  validates :name, :price, presence: true
 end
 
 
diff --git a/app/views/product_categories/_product_category.html.erb b/app/views/product_categories/_product_category.html.erb
deleted file mode 100644
index e216369..0000000
--- a/app/views/product_categories/_product_category.html.erb
+++ /dev/null
@@ -1 +0,0 @@
-<%= product_category.name %>
\ No newline at end of file
diff --git a/app/views/products/_form.html.erb b/app/views/products/_form.html.erb
deleted file mode 100644
index a2a1d8e..0000000
--- a/app/views/products/_form.html.erb
+++ /dev/null
@@ -1,27 +0,0 @@
-<%= form_with(model: product) do |form| %>
-  <% if product.errors.any? %>
-    <div style="color: red">
-      <h2><%= pluralize(product.errors.count, "error") %> prohibited this product from being saved:</h2>
-
-      <ul>
-        <% product.errors.each do |error| %>
-          <li><%= error.full_message %></li>
-        <% end %>
-      </ul>
-    </div>
-  <% end %>
-
-  <div>
-    <%= form.label :name, style: "display: block" %>
-    <%= form.text_field :name %>
-  </div>
-
-  <div>
-    <%= form.label :price, style: "display: block" %>
-    <%= form.text_field :price %>
-  </div>
-
-  <div>
-    <%= form.submit %>
-  </div>
-<% end %>
diff --git a/app/views/products/_product.html.erb b/app/views/products/_product.html.erb
deleted file mode 100644
index 19ca353..0000000
--- a/app/views/products/_product.html.erb
+++ /dev/null
@@ -1,12 +0,0 @@
-<div id="<%= dom_id product %>">
-  <p>
-    <strong>Name:</strong>
-    <%= product.name %>
-  </p>
-
-  <p>
-    <strong>Price:</strong>
-    <%= product.price %>
-  </p>
-
-</div>
diff --git a/app/views/products/edit.html.erb b/app/views/products/edit.html.erb
deleted file mode 100644
index 90cb860..0000000
--- a/app/views/products/edit.html.erb
+++ /dev/null
@@ -1,10 +0,0 @@
-<h1>Editing product</h1>
-
-<%= render "form", product: @product %>
-
-<br>
-
-<div>
-  <%= link_to "Show this product", @product %> |
-  <%= link_to "Back to products", products_path %>
-</div>
diff --git a/app/views/products/index.html.erb b/app/views/products/index.html.erb
index a84a004..fc14106 100644
--- a/app/views/products/index.html.erb
+++ b/app/views/products/index.html.erb
@@ -1,50 +1,13 @@
-<p style="color: green"><%= notice %></p>
-
-<h1>Products</h1>
-<div id="products">
-  <% @products.each do |product| %>
-    <%= render product %>
-    <p>
-      <%= link_to "Show this product", product %>
-    </p>
-  <% end %>
-</div>
-<hr/>
-<h2>Nova Categoria de Produto</h2>
-<%= form_with(model: @product_category) do |f| %>
-  <%= f.label :name %>
-  <%= f.text_field :name %>
-  <%= f.submit %>
-<% end %>
-<hr/>
-
-
-
-<h2>Novo Produto</h2>
-<%= form_with(model:  @product) do |form| %>
-  <div>
-    <%= form.label :name, style: "display: block" %>
-    <%= form.text_field :name %>
-  </div>
-
-  <div>
-    <%= form.label :price, style: "display: block" %>
-    <%= form.text_field :price %>
-  </div>
-
-  <div>
-    <%= form.label :condition_new, 'Produto Novo' %>
-    <%= form.radio_button :condition, :new %>
-    
-    <%= form.label :condition_used, 'Produto Usado' %>
-    <%= form.radio_button :condition, :used %>
-  </div>
-
-  <div>
-    <%= form.submit %>
-  </div>
-<% end %>
-
-
-choose 'Produto Usado'
-
+<h1>Fretes</h1>
+
+<%= link_to 'Cadastrar Produto', new_product_path %>
+
+<% @products.each do |product| %>
+  <dl class="card" style="width: 18rem;">
+    <h4><%= product.name %></h4>
+    <dt>Preço: </dt>
+    <dd><%= number_to_currency(product.price) %></dd>
+    <dt>Categoria: </dt>
+    <dd><%= product.product_category.name %></dd>
+  </dl>
+<% end%>
\ No newline at end of file
diff --git a/app/views/products/new.html.erb b/app/views/products/new.html.erb
index d438e41..b20415e 100644
--- a/app/views/products/new.html.erb
+++ b/app/views/products/new.html.erb
@@ -1,9 +1,22 @@
-<h1>New product</h1>
-
-<%= render "form", product: @product %>
-
-<br>
-
-<div>
-  <%= link_to "Back to products", products_path %>
-</div>
+<% if @product.errors.any? %>
+  <div class="my-3 alert alert-danger">
+    <ul>
+      <% @product.errors.full_messages.each do |msg| %>
+        <li><%= msg %></li>
+      <% end %>
+    </ul>
+  </div>
+<% end %>
+
+<%= form_with(model: @product) do |f| %>
+  <%= f.label :name, 'Nome' %>
+  <%= f.text_field :name %>
+
+  <%= f.label :price, 'Preço' %>
+  <%= f.number_field :price, step: 0.01 %>
+
+  <%= f.label :product_category_id, 'Categoria' %>
+  <%= f.collection_select :product_category_id, @product_categories, :id, :name %>
+
+  <%= f.submit 'Criar' %>
+<% end %>
\ No newline at end of file
diff --git a/app/views/products/show.html.erb b/app/views/products/show.html.erb
deleted file mode 100644
index 7e30dc8..0000000
--- a/app/views/products/show.html.erb
+++ /dev/null
@@ -1,12 +0,0 @@
-<p style="color: green"><%= notice %></p>
-
-<%= render @product %>
-
-<%= render @product.product_category %>
-
-<div>
-  <%= link_to "Edit this product", edit_product_path(@product) %> |
-  <%= link_to "Back to products", products_path %>
-
-  <%= button_to "Destroy this product", @product, method: :delete %>
-</div>
diff --git a/app/views/welcome/index.html.erb b/app/views/welcome/index.html.erb
deleted file mode 100644
index 65777a5..0000000
--- a/app/views/welcome/index.html.erb
+++ /dev/null
@@ -1,42 +0,0 @@
-<h1><%= translate('.title') %></h1>
-
-<div class="row">
-  <div class="col-4">
-    <%= image_tag 'delivery.png', class: 'img-fluid' %>
-  </div>
-
-  <div class="col-9">
-    <table class="table">
-    <thead>
-      <tr>
-        <th scope="col">#</th>
-        <th scope="col">First</th>
-        <th scope="col">Last</th>
-        <th scope="col">Handle</th>
-      </tr>
-    </thead>
-    <tbody>
-      <tr>
-        <th scope="row">1</th>
-        <td>Mark</td>
-        <td>Otto</td>
-        <td>@mdo</td>
-      </tr>
-      <tr>
-        <th scope="row">2</th>
-        <td>Jacob</td>
-        <td>Thornton</td>
-        <td>@fat</td>
-      </tr>
-      <tr>
-        <th scope="row">3</th>
-        <td colspan="2">Larry the Bird</td>
-        <td>@twitter</td>
-      </tr>
-    </tbody>
-    </table>
-  </div>
-</div>
-
-
-<%= link_to 'Início', root_path, class: 'btn btn-primary btn-lg' %>
diff --git a/config/initializers/locale.rb b/config/initializers/locale.rb
new file mode 100644
index 0000000..3c19019
--- /dev/null
+++ b/config/initializers/locale.rb
@@ -0,0 +1,5 @@
+# Permitted locales available for the application
+I18n.available_locales = [:en, :'pt-BR']
+
+# Set default locale to something other than :en
+I18n.default_locale = :'pt-BR'
\ No newline at end of file
diff --git a/config/locales/en.yml b/config/locales/en.yml
deleted file mode 100644
index 8ca56fc..0000000
--- a/config/locales/en.yml
+++ /dev/null
@@ -1,33 +0,0 @@
-# Files in the config/locales directory are used for internationalization
-# and are automatically loaded by Rails. If you want to use locales other
-# than English, add the necessary files in this directory.
-#
-# To use the locales, use `I18n.t`:
-#
-#     I18n.t "hello"
-#
-# In views, this is aliased to just `t`:
-#
-#     <%= t("hello") %>
-#
-# To use a different locale, set it with `I18n.locale`:
-#
-#     I18n.locale = :es
-#
-# This would use the information in config/locales/es.yml.
-#
-# The following keys must be escaped otherwise they will not be retrieved by
-# the default I18n backend:
-#
-# true, false, on, off, yes, no
-#
-# Instead, surround them with single quotes.
-#
-# en:
-#   "true": "foo"
-#
-# To learn more, please read the Rails Internationalization guide
-# available at https://guides.rubyonrails.org/i18n.html.
-
-en:
-  hello: "Hello world"
diff --git a/config/locales/products-pt-BR.yml b/config/locales/products-pt-BR.yml
new file mode 100644
index 0000000..efd4781
--- /dev/null
+++ b/config/locales/products-pt-BR.yml
@@ -0,0 +1,12 @@
+pt-BR:
+  activerecord:
+    models:
+      product: 
+        one: "Produto"
+        other: "Produtos"
+    attributes:
+      product:
+        name: "Nome"
+        price: "Preço"
+        product_category: "Categoria"
+        product_category_id: "Categoria"
\ No newline at end of file
diff --git a/config/locales/pt-BR.yml b/config/locales/pt-BR.yml
deleted file mode 100644
index 68c10cf..0000000
--- a/config/locales/pt-BR.yml
+++ /dev/null
@@ -1,14 +0,0 @@
-en:
-  transport_mode:
-    error:
-      not_available: 'Não existe modalidade disponível'
-
-  welcome:
-    index: 
-      title: 'Sistema de Frete e Transporatdoras'
-      outro:
-      outro:
-      outro:
-
-
-I18n.translate('transport_mode.error.not_available')
\ No newline at end of file
diff --git a/config/locales/rails-pt-BR.yml b/config/locales/rails-pt-BR.yml
new file mode 100644
index 0000000..7abc6d3
--- /dev/null
+++ b/config/locales/rails-pt-BR.yml
@@ -0,0 +1,222 @@
+pt-BR:
+  activerecord:
+    errors:
+      messages:
+        record_invalid: 'A validação falhou: %{errors}'
+        restrict_dependent_destroy:
+          has_one: Não é possível excluir o registro pois existe um %{record} dependente
+          has_many: Não é possível excluir o registro pois existem %{record} dependentes
+  date:
+    abbr_day_names:
+    - dom
+    - seg
+    - ter
+    - qua
+    - qui
+    - sex
+    - sáb
+    abbr_month_names:
+    - 
+    - jan
+    - fev
+    - mar
+    - abr
+    - mai
+    - jun
+    - jul
+    - ago
+    - set
+    - out
+    - nov
+    - dez
+    day_names:
+    - domingo
+    - segunda-feira
+    - terça-feira
+    - quarta-feira
+    - quinta-feira
+    - sexta-feira
+    - sábado
+    formats:
+      default: "%d/%m/%Y"
+      long: "%d de %B de %Y"
+      short: "%d de %B"
+    month_names:
+    - 
+    - janeiro
+    - fevereiro
+    - março
+    - abril
+    - maio
+    - junho
+    - julho
+    - agosto
+    - setembro
+    - outubro
+    - novembro
+    - dezembro
+    order:
+    - :day
+    - :month
+    - :year
+  datetime:
+    distance_in_words:
+      about_x_hours:
+        one: aproximadamente 1 hora
+        other: aproximadamente %{count} horas
+      about_x_months:
+        one: aproximadamente 1 mês
+        other: aproximadamente %{count} meses
+      about_x_years:
+        one: aproximadamente 1 ano
+        other: aproximadamente %{count} anos
+      almost_x_years:
+        one: quase 1 ano
+        other: quase %{count} anos
+      half_a_minute: meio minuto
+      less_than_x_seconds:
+        one: menos de 1 segundo
+        other: menos de %{count} segundos
+      less_than_x_minutes:
+        one: menos de um minuto
+        other: menos de %{count} minutos
+      over_x_years:
+        one: mais de 1 ano
+        other: mais de %{count} anos
+      x_seconds:
+        one: 1 segundo
+        other: "%{count} segundos"
+      x_minutes:
+        one: 1 minuto
+        other: "%{count} minutos"
+      x_days:
+        one: 1 dia
+        other: "%{count} dias"
+      x_months:
+        one: 1 mês
+        other: "%{count} meses"
+      x_years:
+        one: 1 ano
+        other: "%{count} anos"
+    prompts:
+      second: Segundo
+      minute: Minuto
+      hour: Hora
+      day: Dia
+      month: Mês
+      year: Ano
+  errors:
+    format: "%{attribute} %{message}"
+    messages:
+      accepted: deve ser aceito
+      blank: não pode ficar em branco
+      confirmation: não é igual a %{attribute}
+      empty: não pode ficar vazio
+      equal_to: deve ser igual a %{count}
+      even: deve ser par
+      exclusion: não está disponível
+      greater_than: deve ser maior que %{count}
+      greater_than_or_equal_to: deve ser maior ou igual a %{count}
+      inclusion: não está incluído na lista
+      invalid: não é válido
+      less_than: deve ser menor que %{count}
+      less_than_or_equal_to: deve ser menor ou igual a %{count}
+      model_invalid: 'A validação falhou: %{errors}'
+      not_a_number: não é um número
+      not_an_integer: não é um número inteiro
+      odd: deve ser ímpar
+      other_than: deve ser diferente de %{count}
+      present: deve ficar em branco
+      required: é obrigatório(a)
+      taken: já está em uso
+      too_long:
+        one: 'é muito longo (máximo: 1 caracter)'
+        other: 'é muito longo (máximo: %{count} caracteres)'
+      too_short:
+        one: 'é muito curto (mínimo: 1 caracter)'
+        other: 'é muito curto (mínimo: %{count} caracteres)'
+      wrong_length:
+        one: não possui o tamanho esperado (1 caracter)
+        other: não possui o tamanho esperado (%{count} caracteres)
+    template:
+      body: 'Por favor, verifique o(s) seguinte(s) campo(s):'
+      header:
+        one: 'Não foi possível gravar %{model}: 1 erro'
+        other: 'Não foi possível gravar %{model}: %{count} erros'
+  helpers:
+    select:
+      prompt: Por favor selecione
+    submit:
+      create: Criar %{model}
+      submit: Salvar %{model}
+      update: Atualizar %{model}
+  number:
+    currency:
+      format:
+        delimiter: "."
+        format: "%u %n"
+        precision: 2
+        separator: ","
+        significant: false
+        strip_insignificant_zeros: false
+        unit: R$
+    format:
+      delimiter: "."
+      precision: 3
+      separator: ","
+      significant: false
+      strip_insignificant_zeros: false
+    human:
+      decimal_units:
+        format: "%n %u"
+        units:
+          billion:
+            one: bilhão
+            other: bilhões
+          million:
+            one: milhão
+            other: milhões
+          quadrillion:
+            one: quatrilhão
+            other: quatrilhões
+          thousand: mil
+          trillion:
+            one: trilhão
+            other: trilhões
+          unit: ''
+      format:
+        delimiter: ''
+        precision: 3
+        significant: true
+        strip_insignificant_zeros: true
+      storage_units:
+        format: "%n %u"
+        units:
+          byte:
+            one: Byte
+            other: Bytes
+          eb: EB
+          gb: GB
+          kb: KB
+          mb: MB
+          pb: PB
+          tb: TB
+    percentage:
+      format:
+        delimiter: "."
+        format: "%n%"
+    precision:
+      format:
+        delimiter: "."
+  support:
+    array:
+      last_word_connector: " e "
+      two_words_connector: " e "
+      words_connector: ", "
+  time:
+    am: ''
+    formats:
+      default: "%a, %d de %B de %Y, %H:%M:%S %z"
+      long: "%d de %B de %Y, %H:%M"
+      short: "%d de %B, %H:%M"
+    pm: ''
\ No newline at end of file
diff --git a/config/routes.rb b/config/routes.rb
index e23c4d5..a173c08 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -1,8 +1,7 @@
 Rails.application.routes.draw do
-  resources :products
-  resources :product_categories, only: [:create, :show] do
-    resources :products, only: [:create]
-  end
   devise_for :users
-  root 'welcome#index'
+
+  root to: 'products#index'
+
+  resources :products, only: [:new, :create, :index]
 end
diff --git a/db/seeds.rb b/db/seeds.rb
index fbaf120..555c37c 100644
--- a/db/seeds.rb
+++ b/db/seeds.rb
@@ -4,15 +4,4 @@
 # Examples:
 #
 #   movies = Movie.create([{ name: "Star Wars" }, { name: "Lord of the Rings" }])
-#   Character.create(name: "Luke", movie: movies.first)
-
-User.create(email: user@email.com, password: )
-Company.create(name: , cnpj: )
-Product.create(name: , price: , company: )
-
-
-
-
-
-
-User.create(email: user@email.com, password: )
\ No newline at end of file
+#   Character.create(name: "Luke", movie: movies.first)
\ No newline at end of file
diff --git a/spec/system/user_register_product_spec.rb b/spec/system/user_register_product_spec.rb
new file mode 100644
index 0000000..5c84cfb
--- /dev/null
+++ b/spec/system/user_register_product_spec.rb
@@ -0,0 +1,42 @@
+require 'rails_helper'
+
+describe 'Usuário cadastra produto' do
+  it 'com sucesso' do 
+    #Arrange
+    ProductCategory.create!(name: "Categoria A")
+    ProductCategory.create!(name: "Categoria B")
+
+    #Act
+    visit root_path
+    click_on "Cadastrar Produto"
+    fill_in "Nome", with: "Produto A"
+    fill_in "Preço", with: 15.00 
+    select "Categoria B", from: "Categoria"
+    click_on "Criar"
+
+    #Assert
+    expect(page).to have_content "Fretes"
+    expect(page).to have_content "Produto cadastrado com sucesso"
+    expect(page).to have_content "Produto A"
+    expect(page).to have_content "Preço: R$ 15,00"
+    expect(page).to have_content "Categoria: Categoria B"
+  end
+
+  it 'e não preenche todos os campos' do
+    #Arrange
+    ProductCategory.create!(name: "Categoria A")
+    ProductCategory.create!(name: "Categoria B")
+
+    #Act
+    visit root_path
+    click_on "Cadastrar Produto"
+    fill_in "Nome", with: ""
+    fill_in "Preço", with: "" 
+    click_on "Criar"
+
+    #Assert
+    expect(page).to have_content "Produto não cadastrado"
+    expect(page).to have_content "Nome não pode ficar em branco"
+    expect(page).to have_content "Preço não pode ficar em branco"
+  end
+end