Information concerning the script calls for the exp modifier plugin.

EISEXPText.txt

//=============================================================================
//  Introduction
//=============================================================================
*
* This plugin modify exp gain in your game until turned off via script call.
* This can be useful if you want to make a hard mode playthrough of a game and
* want to adjust the exp gain to add a challenge to your players.
*
* Place this script below other scripts for maximum effectiveness.
//=============================================================================
//  Script Calls
//=============================================================================
*
* $gameSystem.disableExpGain();
* This script call disables exp gain until turned off.
*
* $gameSystem.enableExpGain();
* This script call enables exp gain and turns off disabling exp gain.
*
* $gameSystem.setExpModifier(number)
* This script call changes the exp modifier.
*
* Examples:
* No Exp Gain: $gameSystem.setExpModifier(0.0);
*
* 300% Exp Gain: $gameSystem.setExpModifier(3.0);
*
* $gameSystem.resetExpModifier();
* Resets the exp modifier back to the default.
*