// Declare a BarTender application variable
BarTender.Application btApp;
// Declare a BarTender document variable
BarTender.Format btFormat;
// Create a new instance of BarTender
btApp = new BarTender.Application();
// Set the BarTender application visible
btApp.Visible = true;
// Create a new BarTender document
btFormat = btApp.Formats.Add();
// Save the document
btFormat.SaveAs("c:\\DemoAuto.btw", true);
// End the BarTender process
btApp.Quit(BarTender.BtSaveOptions.btDoNotSaveChanges);