Yes. Every letter mailed in the US needs a stamp.
Sadly, Apple does not take refunds of this kind. You have to enter your iTunes password every time you open up iTunes, so it is taken that you really meant to buy the app in the first place.
No. The survey phone number prints out on the receipt but not every customer gets one. They print out every so often. Once you get the survey receipt you have to call the number on the receipt then write down a code and bring the receipt in to get your 10% off.
100 milllon
Every now and then, certain things on iTunes are free, but they are free only for a limited time. So if something you really want is free, better download it as soon as possible while it's free.
iTunes updates every Sunday night or Monday morning, it varies.
Yes, iTunes is an app that comes preloaded onto every Apple device.
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By searching for Free you can find the free items on iTunes. There is usually a free song every week, if you signed up for the iTunes info email it will tell you what it is, but the song will not always be the same in every country.
iTunes has songs of every genre imaginable. You just have to look for the artist or song you are looking for.
Probably. I mean, it's iTunes. They have probably every artist known.
Every ATM terminal ID is unique. It's printed on the receipt the machine gives you, when you ask for a printed balance or receipt for transactions.