In February 2002, the community decided to charge $0.25 per photo mainly to cover site maintenance fees, with 20% of charges going back to the photographer.

2002年2月，社区决定每张图片收费25美分，以支付网站的维护费用，其中20％的收费归摄影师所有。

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Expedia has dropped fees on all airline bookings in Australia until October 18 and says the move will be made permanent if the site receives more than one million visitors by the deadline.

直至10月18日，Expedia将取消澳洲所有机票预订的费用，并表示如果该网站在截止日期前的用户数量超过100万人，这一规定将永久生效。

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As iStockphoto increased in popularity, hosting and bandwidth fees for the site grew proportionally, forcing a decision upon Bruce as to how to pay for bills approaching $10,000 per month.

当iStockphoto越来月受欢迎，网站的主机和带宽费用也成比增加，迫使Bruce面临如何支付每月10000美元帐单的决定。

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Airbnb enables property owners to freely post their listings on the site, exacting fees only when the listings successfully rent out.

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Neither site charges merchants fees for hosting the stores or a commission on sales, however Facebook recently announced it will take a 30% cut of sales of credits for certain virtual goods.

WSJ: Merchants Push Sales Through Social Media

Most got their start on Taobao, where barriers to entry are almost nonexistent because the site collects no membership or transaction fees.

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