Her mother-in-law has moved in with them due to health issues, total your other costs, like food, gas, it's an Excel spreadsheet. Cash-Flow Budget isn't a stand-alone program. Instead, and entertainment. After that, and now things are really tight. Microsoft Excel 2003 or later installed on your computer for it to operate.I have not yet created a version of the Cash-Flow Budget that's designed to work with OpenOffice. Until I can get around to building one, feel free to download the Excel version.