If your phone is compatible, you'll need to decide whether you want to get your phone unlocked so that it can accept a local SIM card -- the ID chip that carries your local phone number.
Inside its own retail stores Apple has changed the POS experience from visiting a cash register to simply having your credit card swiped on an i-device and the receipt emailed to you via your Apple ID.
Students are being encouraged to carry "only those items necessary for your school or work" and will have to show an IDcard to enter campus facilities.