For example, I have TOTALLY worn the wrong shoes to Disney World and paid for it. Ive also forgotten to bring a poncho or raincoat in my day bag and got soaked because of it and had to buy an overpriced sweatshirt. Theres another piece of my own advice that I ignored recently, though, and Im going to tell you to do as I say and not as I do. During my last Disney World trip, I booked a stay at...