It seems like everyone today has a cell phone. Chances are, even your grandma has one. They are quite convenient and allow you to do so much more than make calls. Not only can a cell phone keep you connected to the world, but you can play games, surf the web, and much more. Did you know that the battery in your cell phone has some reserved power? If you find that your cell phone battery is dead, and you have no way to charge it, enter the USSD "*3370#". You will see up to a 50% increase in power. This reserve power will charge the next time you charge your phone. Think about the insurance that you are purchasing and whether or not it is really worth it in the long run. Sometimes, plans will be very valuable though, and for 10 dollars a month can replace your phone for free if you break it. This could save you hundreds of dollars if you were to replace your phone at retail price. Beware of areas with poor cell phone reception. A bad signal is not just annoying, it is also a real drain on your battery. Even if youre not using your cell phone, having it turned on in an area that gets poor cell phone reception can drain your battery completely. Use Talkster if you want to have free international calls during the day and night. This service will give you more ads than you are used to but will reduce the high costs that you will have to pay for calls outside of the country. This will save you a lot of money in the long run. Did you know that you can save money on calls to get information? While most cell phone companies charge up to $1.75 for calling 411, you can still get necessary information by dialing (800)Free411. You will get the same information without incurring any extra charges on your cell phone bill. There is reason to believe that the radiation produced by cell phones could cause brain tumors and other health problems. While there is no direct proof that this is true, it is better to be safe than sorry. Whenever you can, put your phone on speaker or plug a headset into it. Check online reviews before buying your cell phone. There are lots of new phones coming on the market all the time, and it is sometimes difficult to know which is best for you. By checking online reviews, you can see what features various phones offer, as well as how much other people like them. This can help you to make an educated decision. If your cell phone is capable of charging through a USB interface, make sure you know which version of USB it needs. Some newer phones require USB 3.0. This can mean that plugging them into a USB 2.0 port will just make them power down for lack of juice. Obviously, they will not recharge this way. To make your cell phones charge last longer, dont leave your phone on vibrate. There are certain places where you just dont want your phone going off. If youre going to be somewhere where you dont want your phone heard, consider turning the ring volume on low. Leaving the phone on vibrate uses up a significant amount of battery power. Have you inadvertently locked your car keys inside your vehicle? Does your vehicle have remote keyless entry? If so, dont call a locksmith just yet. If you have a cell phone, you might be able to use it to gain entry into your car. If another person has the spare set of keys for your car, if you can contact them you can get your door unlocked. Hold your mobile device less than a foot from your cars locked door. Have the individual who possesses the spare key press the unlock button near their phone. Believe it or not, your car door will unlock! Do not use your phone while you are driving. In many states, it is now illegal. More importantly, it is not safe. If you spend a great deal of time in your vehicle, set up a hands free system so you can accept or send My Home Page calls without having to take your eyes off of the road. You probably do not need to buy an extended warranty or insurance. Surveys indicate that only a small percentage of people buying a new cell phone did so because they broke the old one. Plus, warranties and insurance can be expensive. Instead, simply save your old phone as a backup. Now that youre done reading, you should feel confident about buying or using a cell phone. Go get yourself the latest model, and program it to suit your needs. Once you get used to using it, youll find that it improves your life in many ways. Enjoy this wonderful technology.