Since it's currently free with no ostensible limit, it may be more attractive than Socialcast or other services that charge for more than a tiny user base.
而且它目前是免费的，并没什么功能限制，跟收费的Sociaolcast和其他服务相比，它更具吸引力。
2
First Premier Bank used to charge customers with poor credit as much as $250 in fees to open a credit card that had a $300 limit.
First Premier Bank过去向低信用客户收取250美元的开卡费用，这种信用卡的信用额度为300美元。
3
Another thing cities can do to limit traffic is to charge money to drive in certain parts of a city.