go to your blockland folder, Config, Server, Rp Core,
Prefs folder is for jobs etc, click jobs and open in notepad to add/remove jobs, and find job ID's
Saves, has a bunch of numbers, each one is a ID of a player that has spawned on your server with RP core enabled, find yours, or whoever's game you want to forget with, and open in notepad, then, change your money, XP , and change the Job ID,(see top to find out how to get job ID's) then, join your server(if dedicated) or start a new one, and you will have officaly ruined the point of the game.