http://www.informationweek.comInformationWeeken-usCopyright 2012, UBM LLC.2011-08-29T14:27:00ZiPhone Airplane mode saves you serious bills. http://www.informationweek.com/byte/news/231600334?cid=RSSfeed_IWK_Authors <P> When you travel overseas, the last thing you want as a homecoming surprise is a staggering phone bill due to roaming charges. </p> <P> Prevent wasting money simply by putting your iPhone in Airplane mode. Turning on Airplane mode disables all of the wireless phone features. <P> <P> <img src="http://i.techweb.com/infoweek/byte/tips/airplanemode/1.png"></p> <P> However, keep Wi-Fi set to On. This lets you use the in-flight Wi-Fi if it is available. <P> <P> <img src="http://i.techweb.com/infoweek/byte/tips/airplanemode/2.png"></p> <P> Caution: To be extra sure you don't incur data charges, go to <em>General >> Network</em> and set data roaming to Off. <P>