passing data between 3 windows forms in visual studio using C#

Question

I have a windows application which has 3 forms : Form1,2,3. I want to send text of a textbox from form2 to form1 and then that same text from for

Answer 1

public partial class Form1 : Form
{
    string receivefromForm2a;

    public Form1()
    { InitializeComponent(); }

    public void Method_Receive_From_Form2(string receivefromForm2)
    {
        receivefromForm2a = receivefromForm2;
        Form3 f3 = new Form3(receivefromForm2a);
    }

    private void openform2_Click(object sender, EventArgs e)
    {
        Form2 f2 = new Form2();
        f2.Show();
    }

    private void openform3_Click(object sender, EventArgs e)
    {
        Form3 f3 = new Form3(); //**----this line gives error:No overload for method Form3 takes 0 arguments**
        f3.Show();
    }
}

---

public partial class Form2 : Form
{
    public Form2()
    {
        InitializeComponent();
    }

    //SENDING VALUE OF TEXTBOX ON FORM2 TO FORM1.

    private void send_to_form1_button_Click(object sender, EventArgs e)
    {
        Form1 f1 = new Form1();
    }
}

---

public partial class Form3 : Form
{
    public Form3(string receive_from_Form1)
    {
        InitializeComponent();

        received_from_form1_textbox.Text = receive_from_Form1;
    }
}