Amy Walsh of DynamicsCare takes a look at creating a custom EFT Template, a new feature, in Dynamics GP 2010.
[Update: Corrected attribution. Sorry about that Amy]
GP 2010 Feature: Custom EFT Template
Payables & ReceivablesGP 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.