I’ve found some ways to get free badges:
1. Make two accounts on Wowscape.
2. Start two WoW’s windowed http://i33.tinypic.com/256fnug.jpg
3. Log with your main account log on your character ally/horde.
4. Log with your
second accout and make a character ally/horde depends by primary character.
5. Go in av with both chars and find a safe place where you can kill your second character ( Recommended near a spirit healer so you can kill second character fast)
6. Happy farming!