This is a test of commonsense. Complete the next sentence:

How to keep your obsolete iphone
Check yourself.
Do you have to have the latest iphone? If the answer is " yes ", this article isn't for you. If the answer is either " no " or " yes, but i can't afford one " then there are ways to prolong the life of your iphone until you can afford to buy a new one or it dies.
You have to be comfortable, patient and disciplined in using an older iphone. Comfortable with yourself, patient with the iphone and disciplined on how you use the iphone.