I have a Paladin who has mining and blacksmithing and a Warrior who has mining and engineering. I want to be a healer in PVP with my Paladin and was wondering if it's beneficial to delete 600 blacksmithing for engineering on my Paladin and move my blacksmithing to my Warrior? I really don't want to do this unless it will give me an advantage in PVP as I heal my group. Thanks for your time!