There’s one thing that wireless carriers might not want you to know.
Apple will sell you an iPhone that will work on any carrier in the U.S. or abroad out of the box…AT&T and T-Mobile, however, lock phones on installment-payment plans until you pay them off, leaving you unable to switch carriers or use cheap prepaid SIMs if you travel internationally. Sprint’s leasing deals carry the same restriction. Verizon Wireless locks new phones for 60 days, a lesser hindrance.
For more, check out this USA Today story.