Add a 'Dont show this dialog again' Checkbox with minimal effort

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;

namespace Testapp
{
	public partial class Form1 : Form
	{
		public Form1()
		{
			InitializeComponent();
		}

		private void button1_Click(object sender, EventArgs e)
		{
			Form2 f2 = new Form2();
			DialogResult res = f2.ShowDialog();

			MessageBox.Show("Result: " + res);
		}

		private void button3_Click(object sender, EventArgs e)
		{
			Form2 f2 = new Form2();
			f2.Text = "Confirm another action";
			f2.label1.Text = "This text has been set after the original dialog has been created"
			+ "(bearing a different description).\n"
			+ "That way the same form class can be used in different configurations.";
			DialogResult res = f2.ShowDialog();

			MessageBox.Show("Result: " + res);
		}

		private void button2_Click(object sender, EventArgs e)
		{
			Form2 f2 = new Form2();
			MavControls.DontShowAgainCheckBox.Reset(f2);

			f2.Text = "Confirm another action";
			MavControls.DontShowAgainCheckBox.Reset(f2);

			MessageBox.Show("DontShowAgain flags have been reset. Both dialogs will show again.");
		}
	}
}