Using your smartphone becomes a daily habit. But if you’re not at home, be careful. A Canadian family after vacationing in Arizona arrived home to an $11,000 wireless bill. Read the article here. Another good reason to make sure you’re aware what data rates are from your cellular provider when traveling outside your home country. To avoid accidental usage or charges, make sure to turn the “International Data and Roaming” capability OFF on your phone before leaving your country.