If you love aviation this is a must buy. Pro Flight is without a doubt, the most realistic, computer generated flight simulator on the market today. It's that good. For a demonstration copy or just type this link. http://johnhend1.proflight.hop.clickbank.net
(Languages: English)(Country: United States, TX)
http://johnhend1.proflight.hop.clickbank.net

SimMiles is an organization for Virtual Airlines on the VATSIM and Virtual Skies Flight Simulation Networks that essentially creates an airline simulation, online flying, and virtual airline PIREP system all rolled into one.
(Languages: English)(Country: Canada, ON)
http://www.simmiles.com

The Singapore Virtual Airlines is a Virtual Airline for Microsoft Flight Simulator that recreates Singapore's scheduled passenger services from Singapore, Singapore to major destinations around the world. We are a flight simulator based virtual airline for online flight simulation.
(Languages: English)(Country: Singapore)
http://www.singaporevirtualairlines.com

United Virtual uses VAFS4 as it's pirep system. We offer an easy ranking system while maintaining professionalism and realism.
(Languages: English)(Country: United States, OH)
http://www.unitedvirtualairlines.com

wizzsim is a well established flight sim download website with thousands of downloads, latest news, forums, store, gallery, links, top 100, everyone is welcome to join. registration is free but not essential
(Languages: English)(Country: United Kingdom)
http://www.wizzsim-simulations.com