Microsoft is working on a series of Year-End Closing Blog Posts for Dynamics GP.
I’ll highlight the posts as they come but it’s great to see this kind of commitment from Microsoft.
Schedule of Year-End Closing Blog Posts for Dynamics GP – Dynamics GP Support and Services Blog
Microsoft & the GP EcosystemYear-End & 1099
Archived post from 2011. Dynamics GP and the links it points to have changed since; check current documentation before relying on version-specific steps.