Make Lists of Everything!! Now!
packing items
food
list of all PS
list everything you need to do between now and the time you leave!
Have your Airport items together
Don't forget the Adult ID's
Wear easy shoes to take off and on
Don't wear jewelry or metal on your clothes
Put together All your hotel stuff
any car rental stuff
Put it All in the order you will need to use it.
Same with going home stuff.
getting to the airport
your tickets
Make lists, of all your lists, then put them in your purse and suit case till you need them.
Because you think it is bad now? It gets worse the week before you leave, when you need a clear head, but you just don't. The lists will work like little brains!
It worked Miracles for me when the DIS'ers told me make lists!!