Facebook respects copyright and our Terms of Service prohibits placement of 'Share on Facebook' links on sites that contain 'any content that is infringing.'
The breadth of information goes beyond just competitive rate shopping to include online page placement, future share of demand, and user generated comments to name a few.
这些广泛的信息不仅仅包括竞争性的定价，还包括了网站排名、在未来需求中所占的份额、用户评论等等。
3
Content providers want favorable placement in search results without paying more than their fair share of the costs of supporting search and without facing unfair competition from search engines.