Player variable (PV) = Variable used in-game for one player (i.e: i got a player called "Kamus" with the P.V Karma = 1)
User Variable (USERVAR) = Variable used in-game for EVERY players in the account (i.e: i got a tutorial maded for be showed only one time per account, when you've completed the tutorial with one player, the next players that you've made doesn't will be able for do the tutorial)