At Dynamics GP Essentials, Mahmoud offers up a Payment Document Management – Post Dated Checks Report, SQL Script.
Dynamics GP Essentials: Payment Document Management – Post Dated Checks Report, SQL Script
SQL & DataDevelopment & IntegrationPayables & Receivables
Archived post from 2014. Dynamics GP and the links it points to have changed since; check current documentation before relying on version-specific steps.