**It would be cool if this could be a sticky since everyone always asks the same thing
Everyone thinks that task killers are what is needed when trying to increase batter life but it is not true. Android would have put one on their system if they felt it was needed but the OS can handle it. I am a former BB user so I thought I would until a lot of people said I don't need it.
Here are some quotes regarding task killers and memory from others on this forum in case you don't believe me: