Code for save and close Button on Userform

I know really basic but i cant remember how to save the data entered in textboxes on a userform.

here is the code section of the userform if any1 can help please.

its the red part that confuses me

thanks

chris

Private Sub GN_Enter()
GN.Text = Cells(4, 4).Value
End Sub


Private Sub JD_Enter()
JD.Text = Cells(6, 11).Value
End Sub

Private Sub Rank_Enter()
Rank.Text = Cells(8, 4).Value
End Sub

Private Sub RN_Enter()
RN.Text = Cells(6, 4).Value
End Sub

Private Sub RO_Enter()
RO.Text = Cells(4, 11).Value
End Sub

Private Sub save_Click()

Unload Me ' Close the Form
End Sub

Private Sub UserForm_Click()
GN.Text = Cells(4, 4).Value
RN.Text = Cells(6, 4).Value
Rank.Text = Cells(8, 4).Value
RO.Text = Cells(4, 11).Value
JD.Text = Cells(6, 11).Value
End Sub