10 ways to increase your page ranking

Top 10 Most Popular Social Bookmarking Websites

1. Twitter- 250,000,000 - Estimated Unique Monthly Visitors
2. Digg- 25,100,000 - Estimated Unique Monthly Visitors
3. StumbleUpon -  17,500,000 - Estimated Unique Monthly Visitors
4. Reddit- 16,000,000 Estimated Unique Monthly Visitors
5. BuzzFeed - 14,500,000 - Estimated Unique Monthly Visitors
6. Delicious - 5,500,000 - Estimated Unique Monthly Visitors
7. tweetmeme - 5,450,000 - Estimated Unique Monthly Visitors
8. FARK - 1,850,000 - Estimated Unique Monthly Visitors
9. Slashdot -  1,700,000 - Estimated Unique Monthly Visitors
10. friendfeed- 1,500,000 - Estimated Unique Monthly Visitors