Originally Posted by Dubdub
Maybe this from the FAQ might help: Maximum Battery Life - BlackBerryFAQ
I always keep mine topped up and never get it blow 20% or so. Draining a Lithium battery below 10% can actually harm the battery
I thought you were supposed to let a battery periodically drain itself and then recharge as a way to make it last longer.
I have been having trouble with my tour's battery life lately. It is practically dead after 8 hours, even if I am not using it.