// 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;
                
                // Open a BarTender document
                
                btFormat = btApp.Formats.Open("c:\\Format1.btw", false, "");
                
                // Save the document
                
                btFormat.Save();
                
                // End the BarTender process 
                
                btApp.Quit(BarTender.BtSaveOptions.btDoNotSaveChanges);