10 Cell Phone Tips : Productivity501

10 Cell Phone Tips : Productivity501: "International Usage
If you plan to use a phone internationally, make sure you understand where it will work, where it won’t and what types of plans are available. If you do extensive traveling, it might be cost effective to get a SIM card at your destination. Make sure your phone supports using a SIM card from a different cell phone company. Some of the international phones will let you add a SIM card (GSM technology) even though they are sold from a CDMA carrier in the US.
Be sure you understand how the data plans work internationally. I’ve heard many horror stories about people coming back with thousands of dollars in cell phone charges because they checked their email overseas. In my experience, Blackberry is one of the few phones where you can get a flat rate on international data usage." theres onother useful things you can do if your cell phone is capable of wifi connection connect to a wifi and when you dial from overseas you should not be get charge because you are out carrier coverage area which is, you are not using their band instead you are using wifi thats why it become free international call " outside state "
Its better on top of it rather than be sorry when you get back