A free and compelling add-on, PowerPivot can import huge data sets from just about any data source and crunch them in Excel The core idea behind PowerPivot is deceptively simple: Since people use ...

Before upgrading to Office 2013, take a close look -- you may lose more than expected, specifically the PowerPivot BI tool that was free in Excel 2010 As part of the deluge of mail flooding my way ...