Pre-program key contact numbers for parents or other responsible adults into your cell phone, both for home and work.
Program a contact number listed as ICE ("in case of emergency") into your phone book, so that police and other emergency personnel know who to call if you need help.
Know how to use "911" for emergencies from your cell phone.
Use the preprogrammed keys #2-9. Usually #1 is preset to dial voicemail; #2 for 911, #3 for home, etc.
Do not say your phone number, name or other personally identifiable information out loud in public.
DO NOT text or talk and drive! It is dangerous - and in many states, illegal. Ideally, pull over in a safe place, turn the car off, keep doors locked and then make the necessary call.
Use fun features on cell phones - like texting, downloading ringtones or instant messaging - in the appropriate time and place; practice cell phone etiquette, and always be aware of your surroundings while using the phone.
Do not use your cell phone in class at school.
Give your cell phone numbers only to people you know and trust, and never respond to text messages from an unknown or unrecognizable number.
Block suspicious or unwanted numbers from your cell phone.