no, you do not you just gain more and more through out the game until you get bored and evetually quit.
No.
You don't get any...it's only for the first job.
No, it is not really possible to do so.
Go to Henesys and talk to Athena in the Bowman Instructional School. Do her quest and then you'll get your advancement.
At level 120.
The mechanic has not yet been released
On MapleGlobal, it came out on the 12th of November
Night Walker
explorer, warrior, job adv to knight
Chief Bandit followed by Shadower.
The job came out 8 days ago (on March 31,2010).
the same guy that gave u the first job advancement