FCL - Flight Crew Licensing
Ah, okay.. In this part of the world, we call it Personnel Licensing, though I see either is valid, as long as we all understand....
After the pre takeoff briefing: "Is everything understood? Are there any questions?"
Acronyms are okay, if we're sure that everyone understands them. I use them a lot in my aviation reports, though I assure that either there is an acronym list, or, I write it out full early and obviously....