I just wanted to share with everyone a tip that has made a HUGE difference in my battery life. When I'm at home or near a trusted wifi location, I keep my wifi on all the time. I'm using Reborn ROM and my phone will finally last all day without charging.
http://www.androidcentral.com/android-101-save-battery-keeping-wifi-alive
http://www.androidcentral.com/android-101-save-battery-keeping-wifi-alive