Welcome to the Q&A Forum

Agree Google+ works pretty fast (Bonus points if it gets shared) Have a high profile website share it Twitter still works pretty well, (Bonus points if it gets shared) Be sure it's in your xml sitemap, resubmit the sitemap to Google Install Google Analytics Bookmark it on Delicious If it's a blogpost, register your blog with feedburner

Thanks, the spammy link has been ranking for about 2 months now. We have tried reporting to Google- but haven't seen them take down or demote the link..

+1 to avoiding iframes altogether