diff --git a/DotnetGRPC/Model/DTO/Email.cs b/DotnetGRPC/Model/DTO/Email.cs
new file mode 100644
index 0000000..3d0c57c
--- /dev/null
+++ b/DotnetGRPC/Model/DTO/Email.cs
@@ -0,0 +1,14 @@
+using System.IO;
+
+namespace DotnetGRPC.Model.DTO
+{
+    public class Email
+    {
+        public string[] To { get; set; }
+        public string[] Cc { get; set; }
+        public string[] Bcc { get; set; }
+        public string Subject { get; set; }
+        public string HtmlBody { get; set; }
+        public FileInfo FileAttachment { get; set; }
+    }
+}
\ No newline at end of file
diff --git a/DotnetGRPC/Model/DTO/EmailSettings.cs b/DotnetGRPC/Model/DTO/EmailSettings.cs
new file mode 100644
index 0000000..2b82960
--- /dev/null
+++ b/DotnetGRPC/Model/DTO/EmailSettings.cs
@@ -0,0 +1,11 @@
+namespace DotnetGRPC.Model.DTO
+{
+    public class EmailSettings
+    {
+        public string Host { get; set; }
+        public int Port { get; set; }
+        public string Username { get; set; }
+        public string Password { get; set; }
+        public bool EnableSsl { get; set; }
+    }
+}
\ No newline at end of file
diff --git a/DotnetGRPC/Model/Faculty.cs b/DotnetGRPC/Model/Faculty.cs
new file mode 100644
index 0000000..907a046
--- /dev/null
+++ b/DotnetGRPC/Model/Faculty.cs
@@ -0,0 +1,25 @@
+using System;
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+
+namespace DotnetGRPC.Model
+{
+    [Table("faculty")]
+    public class Faculty
+    {
+        [Key]
+        [DatabaseGenerated(DatabaseGeneratedOption.Identity)]
+        public long Id { get; set; }
+
+        [Required]
+        public string Name { get; set; }
+
+        [Required]
+        [Column("created_at")]
+        public DateTime CreatedAt { get; set; }
+
+        [Required]
+        [Column("updated_at")]
+        public DateTime UpdatedAt { get; set; }
+    }
+}
\ No newline at end of file
diff --git a/DotnetGRPC/Model/Notification.cs b/DotnetGRPC/Model/Notification.cs
new file mode 100644
index 0000000..49b6f37
--- /dev/null
+++ b/DotnetGRPC/Model/Notification.cs
@@ -0,0 +1,42 @@
+using System;
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+
+namespace DotnetGRPC.Model
+{
+    [Table("notification")]
+    public class Notification
+    {
+        [Key]
+        [DatabaseGenerated(DatabaseGeneratedOption.Identity)]
+        [Column("id")]
+        public long Id { get; set; }
+
+        [ForeignKey("UserId")]
+        public User User { get; set; }
+
+        [Required]
+        [Column("user_id")]
+        public long UserId { get; set; }
+
+
+        [Required]
+        [Column("with_email")]
+        public bool WithEmail { get; set; }
+
+        [Required]
+        [Column("content")]
+        public string Content { get; set; }
+
+        [Column("url")]
+        public string? Url { get; set; }
+
+        [Required]
+        [Column("seen")]
+        public bool Seen { get; set; }
+
+        [Required]
+        [Column("created_at")]
+        public DateTime CreatedAt { get; set; }
+    }
+}
\ No newline at end of file
diff --git a/DotnetGRPC/Model/Template.cs b/DotnetGRPC/Model/Template.cs
new file mode 100644
index 0000000..c413b2e
--- /dev/null
+++ b/DotnetGRPC/Model/Template.cs
@@ -0,0 +1,39 @@
+using System;
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+
+namespace DotnetGRPC.Model
+{
+    [Table("template")]
+    public class Template
+    {
+        [Key]
+        [DatabaseGenerated(DatabaseGeneratedOption.Identity)]
+        [Column("id")]
+        public long Id { get; set; }
+
+        [Required]
+        [Column("template_code")]
+        public string TemplateCode { get; set; }
+
+        [Required]
+        [Column("template_name")]
+        public string TemplateName { get; set; }
+
+        [Required]
+        [Column("template_description")]
+        public string TemplateDescription { get; set; }
+
+        [Required]
+        [Column("template_content")]
+        public string TemplateContent { get; set; }
+
+        [Required]
+        [Column("created_at")]
+        public DateTime CreatedAt { get; set; }
+
+        [Required]
+        [Column("updated_at")]
+        public DateTime UpdatedAt { get; set; }
+    }
+}
\ No newline at end of file
diff --git a/DotnetGRPC/Model/User.cs b/DotnetGRPC/Model/User.cs
new file mode 100644
index 0000000..748bea7
--- /dev/null
+++ b/DotnetGRPC/Model/User.cs
@@ -0,0 +1,68 @@
+using System;
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+
+namespace DotnetGRPC.Model
+{
+    [Table("user")]
+    public class User
+    {
+        [Key]
+        [DatabaseGenerated(DatabaseGeneratedOption.Identity)]
+        [Column("id")]
+        public long Id { get; set; }
+
+        [Required]
+        [Column("username")]
+        public string Username { get; set; }
+
+        [Required]
+        [Column("password")]
+        public string Password { get; set; }
+
+        [Required]
+        [Column("secret")]
+        public string Secret { get; set; }
+
+        [Required]
+        [Column("role")]
+        public RoleType Role { get; set; }
+
+        public enum RoleType
+        {
+            Administrator, Student, Guest
+        }
+
+        [Required]
+        [Column("email")]
+        public string Email { get; set; }
+
+        [Required]
+        [Column("first_name")]
+        public string FirstName { get; set; }
+
+        [Required]
+        [Column("last_name")]
+        public string LastName { get; set; }
+
+        [Required]
+        [Column("account_status")]
+        public AccountType AccountStatus { get; set; }
+
+        public enum AccountType
+        {
+            Active, Locked, Inactive
+        }
+
+        [Required]
+        [Column("created_at")]
+        public DateTime CreatedAt { get; set; }
+
+        [Required]
+        [Column("updated_at")]
+        public DateTime UpdatedAt { get; set; }
+
+        [ForeignKey("FacultyId")]
+        public Faculty Faculty { get; set; }
+    }
+}
\ No newline at end of file