Is use of FS2Crew for the F1 ATR, LVL-D 763 and PMDG 747X authorized
You can use any add-on you wish the only governing factor is your Frame Rates, the only stipulation is a G.C.recognised Pirep System either G.C,s own or FSFK
FS2Crew came out w/ a freighter variant for the PMDG MD-11 release.
Since then, they have received requests to create a freighter variant for the PMDG 747X.