I once made money moonlighting as a VisiCalc and Lotus 1-2-3 instructor before Steve Ballmer ever typed “=sum(Profits)” in an Excel 1.0 spreadsheet cell. And a friend and former colleague from my ...

Microsoft Windows may get all the press coverage, but when you want to get real work done, you turn your attention to the applications that run on it. And if you use spreadsheets, that generally means ...

Convert OpenOffice.org Calc spreadsheets into a Microsoft Excel file to take advantage of Excel's built-in tools. OpenOffice.org spreadsheets default to a .xsc file extension, which certain versions ...

Brian Beers is a digital editor, writer, Emmy-nominated producer, and content expert with 15+ years of experience writing about corporate finance & accounting, fundamental analysis, and investing.