Tony Hung, at Probloggers give some guidelines on how he think could lead you the way to becoming a successful blogger.

1. Putting in the Time and Commitment.
2. Willing to Market The Blog
3. Be Interesting
4. Realize Its Not About You (its About Them)
5. Focus

Which one do currently have and which you are lacking of. I think I need more of ‘2′ and ‘5′.