g_splash_us: If you have sites with PageRank and would like to sell text links on them this is the right way http://www.backlinks.com/aff/41106
CheapestSEO: sell your back links, ads space and text links on your site http://bit.ly/cioGGA
adnpost: New Marketplace to Buy and Sell Text Links http://bit.ly/duBlrk
The_Landlord: Do any of you property website admins sell text links? :)