Rockton Software is offering an amnesty program in December for their newly acquired Omni Tools and Omni Price. Customers with lapsed maintenance plans can now get current with no penalty.
Find out more from Rockton at RocktonSoftware.com
December is Amnesty Month for Omni Products
Archived post from 2006. Dynamics GP and the links it points to have changed since; check current documentation before relying on version-specific steps.