Charging

• • Charge BlackBerry® smartphone as much as possible
  • Use wall chargers as the preferred charging method

Media

• • Reduce volume
  • Use headphones
  • Load media using the BlackBerry® Desktop Manager (Avoids resizing)
  • Turn off equalizer settings (Media – Options)

Browsing

• • Visit mobile sites where applicable
  • Turn Repeat Animations to a lower setting (Browser – Options – General Properties)
  • Close browser when finished using (close with ESC key, not red End key)

Screen/Keyboard

• • Reduce Backlight Timeout (Options – Screen/Keyboard)
  • Reduce Backlight Brightness (Options – Screen/Keyboard)
  • Holster smartphone (turns off LCD automatically)
  • Set Audible Roll to mute (Options – Screen/Keyboard)
  • Key Tone Off (Options – Screen/Keyboard)
  • Use a sleeve when storing the smartphone in a pocket

Network Connections

• • Turn off unused connections when not in use, i.e. GPS, Wi-Fi®, Bluetooth®
  • Use Auto On/Off
  • Use single mode only (1XEV, 2G only, 3G only)

Shortcuts

• • Use shortcuts instead of activating Java® menus (Browser – Options – Browser Configuration)

Camera

• • Turn off flash (Camera – Options)
  • Set picture size to Small (Camera – Options)
  • Set Color Effect to Normal (Camera – Options)
  • Set Picture Quality to Normal (Camera – Options)

Applications

• • When exiting, be sure to close the app, not leave it running in the background (close with ESC key, not red End key)
  • Log out of third-party applications when they are not needed (Instant Messaging, etc.)

Indicators

• • Set Audible notification to Off (Profiles)
  • Turn off coverage LED (Profiles)

GPS

• • Use the zoom out function to get the largest viewable area that you can still use usefully

Source: Blackberry.com