diff --git a/RentACar/Data/Models/Car.cs b/RentACar/Data/Models/Car.cs
index 39918ff..2ecb9cc 100644
--- a/RentACar/Data/Models/Car.cs
+++ b/RentACar/Data/Models/Car.cs
@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
@@ -10,16 +11,21 @@ namespace Data.Entities
     {
         public int Id { get; set; }
 
+        [Required]
         public string Brand { get; set; }
 
+        [Required]
         public string Model { get; set; }
 
+        [Required]
         public int Year { get; set; }
 
+        [Required]
         public int CountPassengerSeats { get; set; }
 
         public string Description { get; set; }
 
+        [Required]
         public decimal PriceForDay { get; set; }
     }
 }
diff --git a/RentACar/WebApp/Controllers/CarsController.cs b/RentACar/WebApp/Controllers/CarsController.cs
index 1f1bed3..a4cd610 100644
--- a/RentACar/WebApp/Controllers/CarsController.cs
+++ b/RentACar/WebApp/Controllers/CarsController.cs
@@ -57,7 +57,7 @@ namespace WebApp.Controllers
         // For more details, see http://go.microsoft.com/fwlink/?LinkId=317598.
         [HttpPost]
         [ValidateAntiForgeryToken]
-        public async Task<IActionResult> Create([Bind("Id,Brand,Model,Year,CountPassengerSeats,Description,PriceForDay")] Car car)
+        public async Task<IActionResult> Create([Bind("Id, Brand, Model, Year, CountPassengerSeats, Description, PriceForDay")] Car car)
         {
             if (ModelState.IsValid)
             {
@@ -90,7 +90,7 @@ namespace WebApp.Controllers
         // For more details, see http://go.microsoft.com/fwlink/?LinkId=317598.
         [HttpPost]
         [ValidateAntiForgeryToken]
-        public async Task<IActionResult> Edit(int id, [Bind("Id,Brand,Model,Year,CountPassengerSeats,Description,PriceForDay")] Car car)
+        public async Task<IActionResult> Edit(int id, [Bind("Id, Brand, Model, Year, CountPassengerSeats, Description, PriceForDay")] Car car)
         {
             if (id != car.Id)
             {
diff --git a/RentACar/WebApp/Views/Cars/Create.cshtml b/RentACar/WebApp/Views/Cars/Create.cshtml
index c502ce0..f459283 100644
--- a/RentACar/WebApp/Views/Cars/Create.cshtml
+++ b/RentACar/WebApp/Views/Cars/Create.cshtml
@@ -32,6 +32,7 @@
             </div>
             <div class="form-group">
                 <label asp-for="Description" class="control-label"></label>
+                <a style="color:red;"> *optional</a>
                 <input asp-for="Description" class="form-control" />
                 <span asp-validation-for="Description" class="text-danger"></span>
             </div>
diff --git a/RentACar/WebApp/Views/Shared/_Layout.cshtml b/RentACar/WebApp/Views/Shared/_Layout.cshtml
index dc4fc4e..d89e475 100644
--- a/RentACar/WebApp/Views/Shared/_Layout.cshtml
+++ b/RentACar/WebApp/Views/Shared/_Layout.cshtml
@@ -24,12 +24,9 @@
                         <li class="nav-item">
                             <a class="nav-link text-dark" asp-area="" asp-controller="Cars" asp-action="Index">Cars</a>
                         </li>
-                        @if (this.User.IsInRole("Admin"))
-                        { 
                             <li class="nav-item">
                                 <a class="nav-link text-dark" asp-area="" asp-controller="Rents" asp-action="Index">Rents</a>
                             </li>
-                        }
                     </ul>
                     <partial name="_LoginPartial" />
                 </div>
diff --git a/RentACar/WebApp/Views/Shared/_LoginPartial.cshtml b/RentACar/WebApp/Views/Shared/_LoginPartial.cshtml
index d45564f..dc41016 100644
--- a/RentACar/WebApp/Views/Shared/_LoginPartial.cshtml
+++ b/RentACar/WebApp/Views/Shared/_LoginPartial.cshtml
@@ -7,7 +7,7 @@
     @if (SignInManager.IsSignedIn(User))
     {
         <li class="nav-item">
-            <a class="nav-link text-dark" asp-area="Identity" asp-page="/Account/Manage/Index" title="Manage">Hello @User.Identity.Name</a>
+            <a class="nav-link text-dark" asp-area="Identity" asp-page="/Account/Manage/Index" title="Manage">Hello, @User.Identity.Name</a>
         </li>
         <li class="nav-item">
             <form class="form-inline" asp-area="Identity" asp-page="/Account/Logout" asp-route-returnUrl="@Url.Action("Index", "Home", new { area = "" })">