yes~
After artisan, continue to level it up to 800, once you reach 800, you can begin the Master test.

1 character can only artisan/master 1 craft. if you already did the Artisan test on say alchemy, you cannot take the other crafts to artisan unless you reset your alchemy back to 1.

Fuck this LoT achievement. I've been here forever and haven't seen a caiman pyro spawn once. 
Task Manager -> Resource Monitor. Look for TERA.exe and you'll find the server's IP address.

In game, go to options and make it show FPS or clock, the move your mouse over it to see the ping.

Sometimes its not due to the lag, just the animation that keeps you from using any skills. I usually use wtfast at night on MY servers, not to say lag free, but dont really have a problem on dodging stuff.

mind sharing the server that you use? or you use auto detect?

if you're getting that much, you should use one of the vpn