A:AnswerI use to have this address at one time but no longer have it. My answer for you is to call Samsung Company and they should provide you the address for you gift. Or call the phone store where u purchased your phone, they might be able to help.
A:AnswerThere's some free content for it. Some games and other apps would cost. I don't believe that it uses any data unless the app or game itself does.
A:AnswerIt will all depend on what you download.
We have same issue with cracked screen but not seen them when playing games.
Just be carefull with loose glass from your screen.