foolsgold345 Perth should have been playable if i have not forgotten to patch the "isolated town" features...
Isolated towns are small pop airport that have no major airport in close range.
Such a feature will boost passenger demand going from those isolated town to bigger airport within certain range.
A lot of the towns in western Australia are considered isolated town, therefore the demand from those small airports to Perth should be boosted after the patch...
For isolated town, u should see a little "unplugged" charm in the airport popup