Sure, you’re wary of spoiled milk, but many other everyday (non-food) items also go bad over time.

Walt Disney World in Orlando has four theme parks (Magic Kingdom, Epcot, Disney’s Hollywood Studios, and Animal Kingdom), two water parks (Blizzard Beach and Typhoon Lagoon) and Disney Springs, a restaurant and shop-filled area. Your vacation will fly by, even if you have a week to spend exploring all WDW has to offer. Here are eight key tips from those in the know.