From Tunnel to Sky in Disciplines January 14, 2017 https://www.tunnelflight.com/ is free to join and tunnel fliers can get signed off for each skill as they demonstrate proficiency in it.
Almost 25 Years Later: Some Hazards of Resurrection in General March 24, 2016 Nice article Larry. We are finding an increase in jumpers just like you and this is a good article for them.
From Tunnel to Sky
in Disciplines