unit Unit1;
interface
uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls, ComCtrls, inifiles;
procedure WriteIni;
type
    procedure Button1Click(Sender: TObject);
private
    { Private declarations }
  public
    { Public declarations }
  end;
var
  Form1 : TForm;
  IniPath: string;
implementation
{$R *.dfm}
procedure WriteIni;
var MyIni:TIniFile;
begin
  MyIni:=TIniFile.Create(IniPath);
  MyIni.WriteBool('sound','cbSound',Form1.cbSound.Checked);
  MyIni.WriteBool('Title','timer', Form1.cbTimer.Checked);
  MyIni.Free;
  Form1.Close
end;
 
в другом модуле:
unit Unit2;
interface
uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls, ComCtrls, Unit1;