Frank Hamelly really likes the GP 2013 Cookbook. You will too.
GP2themax – Helping users get the ‘max’ from Dynamics GP: GP 2013 Cookbook
Microsoft & the GP EcosystemInstall, Upgrade & AdminGP 2013
Archived post from 2013. Dynamics GP and the links it points to have changed since; check current documentation before relying on version-specific steps.