The Zygor Guides are really unique and have been very helpful in helping me level up my characters fast. Its 100% automated nature makes it really easy to follow, and I've never found better Wow leveling tools on the internet than Zygor's. Being able to play the game and read quest information at the same time makes the whole leveling experience much better and faster.
If you are looking to level your character faster, I would highly recommend Zygor's Leveling Guides to you. It will help you find all the best quests and avoid the ones that are time consuming and not worth your effort. You can find out more about Zygor's Guide below.