Some people appear to be confused. There was already a well established progression thread. To assist you, I've included a nice picture to help. I've also included a link to make it extra easy.

http://forum.square-enix.com/ffxiv/t...ression-Thread

You can't claim Server First for A1S or A2S... but I'm hoping that with my help, you won't be late to the party for A3S and A4S