Like a similar changes to GL, 2016 R2 offers some entry improvements for sales and payables. Dynamics GP 2016 R2 Feature of the Day: Sales/Payables Dist Line Display Expanded
Dynamics GP 2016 R2 Feature of the Day: Sales/Payables Dist Line Display Expanded – Microsoft Dynamics GP Community
Tips & Hidden FeaturesPayables & ReceivablesGP 2016
Archived post from 2016. Dynamics GP and the links it points to have changed since; check current documentation before relying on version-specific steps.