I saw a post on Active Rain today that you can now pay to be the first FEATURED post on the AR home page. These “Sponsored Posts” will be visable for a 24 hour period from 12:00am to 11:59pm. AR claims to receive ~2.5M visitors per month, 85% of that is organic (from SERPS). So you’ll get lots of eyes on your post.
While no pricing is posted, I have a feeling it is not cheap. Here is the AR post if tyou want to read all about it