How can I get my luggage to wake up?

Hint 1 of 5:

You're going to have to use a bit of force here.

Hint 2 of 5:

And find some way of reaching up to the top of your wardrobe as well.

Hint 3 of 5:

Try sweeping your luggage off its feet.

Hint 4 of 5:

Take a look in the closet on the ground level of the university.