As the “one and only” developer of Operations Monsun I am still patiently waiting for a formal request by way of PM to use OM files. When that happens I will see what can be worked out.
For the 24th Flotilla developer please review the permissions section of the Operation Monsun readme file that is in the first post of this thread
http://www.subsim.com/radioroom/showthread.php?t=134922
Lurker.