People in six swing states were more likely to visit Romney's site in July; Obama had strength in five.
Hitwise said 1 in every 5 page views in the U.S. happened on Facebook.
In China, rival service Renren Guangjie offers a marketplace with Chanel, Clinique, and other brands.
Search engines talk about optimum consumer experiences, but they do not help brands make that happen.
Daily deals site gained on the competition following a popular Amazon discount offer.
Web retailers enjoyed a resurgent Black Friday last week, according to various reports.
Five tips that will help you with increased visibility for your Facebook fan pages in the search engine results.
The social network accounted for almost 17 percent of page views served to U.K. users in June.