Imagine starting with a certain faction WOW TBC Gold in your race's faction. The way you dealt with other races and what missions you took on, you could gain or lose factions. Humans can become friends with undead or undertake undead quests.
It was an excellent idea. There is nothing better than playing in real life and getting to meet random, friendly and hostile players. It's odd cheap Burning Crusade Classic Gold that an mmo would be able to go with such intensity in the direction of small organized groups in instances that aren't part of the world.