使用手机数据可以帮助锁定广告和对本地服务进行等级划分。
Mining cell phone data could help target ads and rank local services.
目前，Lemon提供免费服务以及两个等级的付费使用服务。
Currently, Lemon offers a free service as well as two levels of paid subscriptions.
目前，Lemon提供免费服务以及两个等级的付费使用服务。
Currently, Lemon offers a free service as well as two levels of paid subscriptions.
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