Here are a couple that do pretty well (smaller unsaturated sites)
And they are niche items that appeal as well.
<a href="http://refer.ccbill.com/cgi-bin/clicks.cgi?CA=904285-0000&PA=376031&BAN=0" target="_blank"><b>Home Town Cash</b></a><br><a target="_blank" href="http://refer.ccbill.com/cgi-bin/clicks.cgi?CA=902256-0000&PA=346323&HTML=http://www.swingermoney.com">Swinging 'Single' Girls</a>
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<center><a target="_blank" href="http://dev.datedollars.com/index.php?s=signup&aid=535&cfg=aac"><img border="0" src="http://216.130.172.224/gfy/gsig.gif" width="490" height="100"></a><br><a href="http://dev.datedollars.com/index.php?s=signup&aid=535&cfg=aac" target="_blank"><b><font face="Arial"><font color="#FF99FF"> Buy me away from Slavedriver Smokey!<br>It's May Sig Sweeps!<font></b></center>