Originally Posted by DarqStalker
If you guys are still wondering what missions count or don't count for the gold Medals, check the social site at http://socialclub.rockstargames.com/...reer/checklist
Checklist items marked with a colored bar indicate contribution to the 100% completion. It's super easy and lists where all missing collectibles, S&F, random events, etc are located.
You are mixing up gold medals and 100% completion. Totally different achievements.