Up now at Inside Microsoft Dynamics GP is a look at the new Drill Down Builder coming in GP 2010. Think of this feature as Smartlist GoTo’s but in Excel Report Builder.
Dynamics GP 2010 Feature: Drill Down Builder
Reporting & BIGP 2010
Archived post from 2010. Dynamics GP and the links it points to have changed since; check current documentation before relying on version-specific steps.