Other Useful Information
iPhone - Auto Sleep Timer
It is nice to fall into sleep with some soothing music, but how do you turn it off when you are asleep?
Look no further, iPhone already has the default Clock app with Timer function that can automatically stop playing music after certain time. Now you can fall asleep with music on and stay asleep with music off.
iPhone - Space Mouse
Typing on iPhone, do you ever get frustrated trying to move cursor around to fix a typo? Here is a trick that a lot of people don’t know: Just hold down your space key on the keyboard and the keyboard turns into a touch pad. Now you can use it to scroll through your message with ease.