Websites often use numbered lists to drive traffic. People can’t resist a good top 10 list of the best this or worst that.
The Huffington Post uses such lists pretty frequently. Here are some interesting examples:
The 14 funniest police composite sketches (Feb. 23, 2010)
Best bridges: The most amazing engineering ever (March 8, 2010)
The 15 most controversial video games (March 12, 2010)
The most inappropriate wireless network names ever (March 24, 2010)
The worst-paying college degrees (May 10, 2010)
The funniest kids test answers of all time (May 25, 2010)