Ragnarok Job Change System

As usually, you start as a Novice and are able to choose one of six different first class jobs. After the first job change each job can change into a more advanced class. The character then continues to grow through the job changes.

Ragnarok forums

Here is a list of Ragnarok Online forums where you can find a lot of knowledge, game tips & tricks, guides etc.

http://forums.levelupgames.ph/

http://forums.roempire.com/

http://www.ragnarokrevolution.com/