For partners the new Dynamics GP 2010 R2 Hyper-V Demo Toolkit – V2 is now available. Grab details from Jay Manley via the link.
Dynamics GP 2010 R2 Hyper-V Demo Toolkit – V2 !!! – Inside Microsoft Dynamics GP
Install, Upgrade & AdminGP 2010
Archived post from 2012. Dynamics GP and the links it points to have changed since; check current documentation before relying on version-specific steps.