When traveling on business, there are some cheap and easy applications to download on your smartphone to make life easier. For example, JustAddMoney helps you track travel expenses; TaxiMagic connects directly with taxi services; and Right Signature allows you to sign documents on your phone.
Check it out: http://www.openforum.com/idea-hub/topics/money/article/phone-applications-for-the-business-traveler-shira-levine
