Finally, consider seriously an annual pass. Also, you’ll need to decide if you want to add the Park Hopper option. You may not want to go to the parks every day of your vacation because there are so many other things to do on property. You’ll need to decide on how many days you will be in the parks. Read here on choosing the right park admission for your family. You’ll also need to budget for park tickets.
You need to decide if you want your own transportation that would allow you to visit other areas in Orlando that are off Disney property.
You’ll also be able to use Disney’s transportation once on property as well. Disney no longer provides the Magical Express, but there are a few alternatives to choose from. Once you decide on your lodging (see #1), you’ll be able to determine what type of ground transportation you will use when you arrive at Disney.
Do you live close enough to drive? Do you need to fly? Keep in mind the following transportation expenses. You need to figure out how you are getting to Disney World and then how you’ll get around while you’re there.