with cross server party finder and squadrons giving fc buffs as items there is barely a reason to have this prerequisite as you can see how good a person is by going into duties which is a better test than dummies as you know mechanics they may have to interact with.

Nowadays to me if your willing to transfer your looking for new fc/friends to hang with on a regular basis, you wanna join a server which has a higher density of your prefered playstyle or a language barrier with a large portion of your server playerbase