public static void AddLecturer()
        {

            Console.ForegroundColor = ConsoleColor.Blue;
            Lecturer lecturer = new Lecturer();
            Console.WriteLine("Enter Lecturer ID (Lenght 4 - ends with F)");
            lecturer.StaffID = Console.ReadLine();
            Console.WriteLine("Enter Name");
            lecturer.Name = Console.ReadLine();
            Console.WriteLine("Enter PPS Number (Lenght 7 - ends with N)");
            lecturer.Pps = Console.ReadLine();
            Console.WriteLine("Enter subject Taught (Less than 20 words)");
            lecturer.SubjectTaught = Console.ReadLine();
            Console.WriteLine("Enter Salary (more or equal than 1500 and less or equal than 8000)");
            lecturer.Salary = decimal.Parse(Console.ReadLine());
            Console.WriteLine("Enter address:");
            lecturer.Address = Console.ReadLine();
            Console.WriteLine("Enter Phone Number");
            lecturer.Phone = Console.ReadLine();
            Console.WriteLine("Enter Email ( eg. [email protected] )");
            lecturer.Email = Console.ReadLine();


            lecturers.Add(lecturer);

        }
        public void CheckWithThirdLevelLecturerString()
        {

            //Arrange
            string expected = "Third Level Lecturer";
            decimal salary = 6500m;

            //Act
            Lecturer lecturer = new Lecturer();
            lecturer.Salary = salary;

            //Assert
            Assert.AreEqual(expected, lecturer.CheckLevel(), false);


        }