Software locks that carriers put on phones restricting their use on other networks prevent many consumers from having total freedom when it comes to choosing a provider. This is also important if you want to change carriers later. The place where you purchase your locked or unlocked phone is also very important if you want to change carriers later. Read here to find out all the ins and outs.
I love technology and how it enhances our lives! Just think, without the Apollo moon missions, we might not have calculators! Imagine!!