Microsoft ExcelTM is perhaps the most common spreadsheet software on business desktops. Often it is the main tool for small businesses and a prototyping and team- or division-based tool for larger business. Spreadsheet software offers an easy way to control and automate repetitive processes from data collection to knowledge management. Finally, Excel macros are a convenient framework for teaching basic methods in decision analyis. Given its pros and cons, a spreadsheet can be a useful tools for quality risk management operations and decisions.