The Dot Net Rocks podcast has Thiago Silva talking about the new features of SQL Reporting Services in SQL Server 2008. If you’re using SSRS with GP or even thinking about it, listen in and find out what’s new in SSRS.
DotNetRocks Podcast has Thiago Silva on SSRS for 2008
Reporting & BIMicrosoft & the GP Ecosystem
Archived post from 2008. Dynamics GP and the links it points to have changed since; check current documentation before relying on version-specific steps.