Prolific Excel author John Walkenbach has the ultimate list of RSS feeds for Excel. I know there are plenty of Excel junkies in audience who use Excel to slice and dice GP data so maybe this will help.
[H.T. to AccountingWEB]
Ultimate List of Excel Feeds from J-Walk
Archived post from 2008. Dynamics GP and the links it points to have changed since; check current documentation before relying on version-specific steps.