To bring traffic to your website, how that should be done in addition to submit to search engines, also apply to the directory and social bookmarking. In addition to bring in traffic (if you choose smart), to register a blog or social bookmark directory can also add a backlink and this is an advantage for us.
There is one type of Social Bookmark a more profitable for submit, is that in addition to Social Bookmark can bookmark our web URL, can also be bookmark RSS feed of our web/blog. How profitable? Because by bookmark RSS feeds, we just send one in the RSS feed Social Bookmark. Next, in case of adding the article, the article will be automatically entered into the Social Bookmark sites.

Here is a list of Social Bookmark can send RSS feeds.
1.rss-network
2. technorati
3. postami
4.finance-investing
5. security-protection
6. realty-feeds
7. medical-feeds
8. religious-podcasts
9. sports-feeds
10. political-humor
11. government-central
12. educational-feeds
13. 2rss
14. newsmob
15. reader.rocketinfo
16. ngoid.sourceforge
17.pingomatic
18. feedsee
19. feedsfarm
20. fastbuzz
21. rssfeeds
22. rss-verzeichnis
23. 4guysfromrolla.aspin
24. devasp
25. aspin
26. feedplex
27. feeds4all
28. plazoo
29. feedcat
30. rss-portal
31. jordomedia
32. feedbomb
33. nfeeds
34. feedsee
35. leighrss
36. feedooyoo
37. scienceport
38. feedage
39. goldenfeed
40. rssmicro
41. octora
42. feedfury
43. rssmotron
44. findrss
45. feedbase
46. rssbuffet
47. solarwarp
48. feedest

The above list has been filtered and is still active until the date I write this post. And at times can be changed because the site no longer active. You can select sites that provide the category for your blog. Hopefully useful.