I’ve got a new post up on the I.B.I.S. ERP Blog. Vanessa in our office figured out how to deal with about 20 calculated fields that had to be copied to two other reports. She saved me a ton of pain and I decided to turn it into a post.
Copying Report Writer Calculated Fields
Archived post from 2008. Dynamics GP and the links it points to have changed since; check current documentation before relying on version-specific steps.