Turn Your Brightness Down
Turn off Bluetooth if You Don't Need It
Turn Off Unneeded Location Services
Fetch Email instead of Push
Turn Off Wifi
Have Your Device Set To Autolock More Frequently
By doing these things you should be able to have more battery on your Apple Device and be able to use it for longer. If you have any other suggestions you can leave them in the comments below. Do you think iOS 6 will affect battery life?