I'm bringing this GREAT how to over here. It took me a whole year before I started reading the notesections daily. So that being said.
this is from Andrew Boon NOTES,
"Installing and adapting Dolphin to your needs is only the begging of the journey. The real legwork is when it's time to pormote your site. Once again BoonEx member ggsinc came up with a detailed tutorial full of tips, ideas and links helping you to start getting your site out to the open and making it popular."
READ This> http://www.boonex.com/trac/dolphin/wiki/PromoteYourDolphinSite
This is one of the best write up's about getting your site listed.