I pretty much adhere to the new iPhone every two years cycle from my Wireless provider. But, I have to admit that I could go longer with my iPhones if I wanted or needed to do so. I think more and more people are doing just that, using their iOS devices for longer periods of time to save money or they just don’t need to upgrade. So, how do you know when you do need to upgrade? This article provides a list of several reasons why you might consider upgrading.