Installing

[Kingwag]

How does it work once you buy it. Do you download it or will you ship me something to install it because I dont have it yet. and will it work on all airports.

[virtuali]

As explained on the GSX web page:

http://www.fsdreamteam.com/products_gsx.html

Purchase Method

GSX is a Try-Before-Buy product. You will freely download a Demo version, that will work in full at all FSDT airports, and with a couple of default FSX airports. The Demo can be unlocked by purchasing the product, directly inside Flight Simulator.

and will it work on all airports

From the same page:

GSX works FOR FREE AT ALL FSDT AIRPORTS, because it greatly enhances the previous ParkMe™ feature, and it integrates perfectly with our airports.

Purchasing GSX, will enable to use it at ALL FSX Airports, both default and 3rd party, even those not released yet