Some rules to keep charge for long time

Mobile is now part and parcel of our daily life.We need to charge it and everyone want to keep charge for long time.Here are some rules to keep charge for long time.
  1.Don't install unnecessary apps(software) on your phone.
  2.Close your apps after using it and don't minimize  more apps.
  3.Turn off your Wi-fi and Bluetooth connection if not needed.

  4.Avoid using an animated wallpaper.
  5.Use GSM mode when you don't need 3G or video calling.
  6.Turn your data connection off if not needed.
  7.Keep your brightness low.
  8.Avoid to use vibration mode.
  9.Keep your phone in cool and dry place.