Creating and Editing airports

[SimulatorFun10]

Hello, can someone help me out please i want to create and edit current airports on FS9 e.g. adding terminals, moving trucks increasing the realism of it basically but i haven't got a clue on how to do it any help on tutorials, guide would be very much appricated.

P.S sorry if this is in the wrong section im new:)

[murjax]

AFCAD is something you can use but it cannot add buildings. With AFCAD, you can create new airfields and modify old ones. I hope that helps you somewhat.  Here's the link. http://www.simviation.com/fs2004utilities1.htm  :)