A:AnswerNo. If you currently have an iPhone (or use a nano sim card), you can pop it in the new phone. Only if your phone is GSM (AT&T or T-Mobile). Or skip the service and use it as an expensive, but capable iPod Touch.
A:AnswerWhile many products found in our U.S. retail stores are available for purchase on BestBuy.com, inventory selection may sometimes vary between the two.
A:AnswerDepending on your location, the tax varies by state. Some states have no tax while others do. It also depends on the price of the phone. Every single phone has a different price.