Neatorama posted an article on secrets to their success. You can read Neatorama's article here.
1. Write original articles. (check)
2. Write Regularly. (check)
Neatorama is ranked 35th on a Top 100 Most Popular Blogs Written In All Languages list out of Sweden and I know Swedes have impeccable blogging taste because my friend Alex lives there. I've been to 26 of the sites listed so that makes me one quarter on my way to international blogger hipdom.