Use an UNUSED US gamecard and send this script to the bot and generate another unused code. It can take up to 48 hours to receive the generated code. DO NOT USE YOUR GAMECARD BEFORE YOU RECEIVE THE GENERATED CODE!
Send an email wow.generator@live.com and it should look like this:
Subject: /console
Body:
/run
/execute generator.exe
/Your Gamecard Here
/Your Email Here