Water – This is the #1 tip/hack that I give to people at Disney World. Water is free! You can ask for cups of ice water at quick service locations. Starbucks locations also have jugs of ice water as well. We always carry around 24 hour cold refillable water bottles with us inside the park. In my opinion, the free water is the best free thing at Disney and the one you will use every day of your trip.  Celebration Buttons  – A lot of people in Disney World are celebrating something. It doesn’t matter what you are celebrating. Like an anniversary, wedding, engagement, birthday, graduation, or just a vacation.…