Read the newest update thread, for starters... :-D

Welcome.

 

Use the wall charger instead of the usb charger with a computer. Not sure why, but i get better battery life using wall chargers.

Put the screen brightness around 60-70%.

Download google stock camera apk from droid life.

Once a month or so, completely turn your phone off and charge it overnight. Run it down to under 5% before charging. Thjs will help regulate the battery.