It has helped to boost usage with differential pricing: tickets bought for cash cost a lot more than using a smart card.

现金购票比使用智能卡要贵得多，两者的差价促进了卡的使用。

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A smart phone running Skype or something similar would be essentially free of usage charges and unfettered by all the restrictions that carriers impose.

使用运行SKYPE或类似软件的智能手机不单可以免费打电话，还不用受运营商的条条款款限制。

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In Europe, the iPhone has just 15% of smart-phone market share but represents 90% of the total data usage on networks, according to IDC.

IDC称，在欧洲，iPhone仅占智能手机市场份额的15%，但占网络总数据使用量的90%。

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It will meet the needs of car park operators, fleet managers and municipalities that require greater control of energy usage or the smart functionality necessary to collect payments and monitor usage.

ENGADGET: GE launches eye-pleasing WattStation Wall EV charger in Europe

The magnitude of the spread of smart phone and tablet usage will dictate the trend in telecom spending.

FORBES: Telecom Economic Forecast, 2013-2014

Customers with smart thermostats reduced their usage by 27%, and customers with gateway systems, which adjust the electricity use of multiple appliances, reduced their usage by 43% during the peak hours.

FORBES: What Would You Pay To Stay Cool?