private void RegisterButton_Click(object sender, EventArgs e)
        {
            if (registerManager.ValidateName(firstNameTextBox.Text))
            {
                registrationInformation.FirstName = firstNameTextBox.Text;
            }
            else
            {
                firstNameLabel.ForeColor = Color.Red;
                firstNameLabel.Text      = "Enter a valid Name";
                return;
            }
            if (registerManager.ValidateName(lastNameTextBox.Text))
            {
                registrationInformation.LastName = lastNameTextBox.Text;
            }
            else
            {
                secondNameLabel.ForeColor = Color.Red;
                secondNameLabel.Text      = "Enter a valid Name";
                return;
            }

            if (registerManager.ValidateUserName(userNameTextBox.Text))
            {
                registrationInformation.Username = userNameTextBox.Text;
            }
            else
            {
                userNameLabel.ForeColor = Color.Red;
                userNameLabel.Text      = "Enter a valid UserName.";
                return;
            }

            if (passwordTextBox.Text.Length < 6)
            {
                passwordLabel.ForeColor = Color.Red;
                passwordLabel.Text      = "Password should be atleast 6 digit or character!!!";
                return;
            }
            else
            {
                registrationInformation.Password = passwordTextBox.Text;
            }

            if (registerManager.ValidatEmail(emailTextBox.Text))
            {
                registrationInformation.Email = emailTextBox.Text;
            }
            else
            {
                emailLabel.ForeColor = Color.Red;
                emailLabel.Text      = "Enter a valid Email!!!";
                return;
            }

            bool isAdded = registerManager.Add(registrationInformation);

            if (isAdded)
            {
                this.Hide();
                HomePage homePage = new HomePage();
                homePage.Show();
            }
            firstNameLabel.Text  = String.Empty;
            lastNameTextBox.Text = String.Empty;
            userNameLabel.Text   = String.Empty;
            passwordLabel.Text   = String.Empty;
            emailLabel.Text      = String.Empty;
        }