Which '06 model do you have (ex: "Rubicon", "X", etc.)? Also, fill out your profile info. so people can see what you are dealing with.
What kind of wheeling are you planning on doing (if any)?
Is the Jeep going to be more of a daily driver, strictly offroad, or a little bit of both?
How much lift are you wanting to go?
How big of a tire are you looking to run?
What kind of money are you looking to spend on lift,tires,etc.?
Those are some key factors to consider and once you figure out the answers, it will be a good start for us to help you. Also, use the search function and there are TONS of threads about lifts,tires,etc. that will help you figure out which direction you want to head and/or give you an idea along with provided details about your options.