Rooting my android

http://www.chargeforums.com/forum/droid-charge-hacking-guides/1264-how-root-your-droid-charge.html

http://www.makeuseof.com/tag/install-custom-rom-android/

http://forum.xda-developers.com/showthread.php?t=1179809 - Better Battery Stats

http://theunlockr.com/category/roms-2/android-roms-2/samsung-droid-charge-roms/ - Samsung Droid Charge Roms List

http://en.wikipedia.org/wiki/Android_version_history#Android_2.3.3-2.3.7_Gingerbread_.28API_level_10.29 - Android Versions

http://kdtweakedrom.blogspot.com/ - Tweaked Blog site
At time of writing looks like 3.1 is the latest.