Shoppers at the mall are skipping the checkout line and buying online instead. A survey by rewards company Parago found that 58% of smartphone owners use their phones in stores to check prices, then buy...

Paying friends through mobile peer-to-peer payment tools has doubled since 2011. But which service gives you the best way to quickly and cheaply pay your friend?

Feel like you've been wronged? These strategies can turn just about any company rep into your avenger.