FastClick.com
Make $$ for all your impressions. Popup and banner ads pay really well and no need to worry about sales or click throughs. Get paid per impression. (Report Expired Freebie)

DirectLeads
Gives you co-branded coupon site and even a co-branded gift certificate site. Great content for any website and a great way to make extra cash from your traffic (Report Expired Freebie)

Commission Junction
This is THE listing for commission programs online. Tons of programs to make your site money, just give away free stuff, link to stores or link to a contest.... Every webmaster should check it out. (Report Expired Freebie)

Websponsors
(HIGHLY RECOMMENDED - Always pays on time.) Signup for Websponsors and get paid for giving away FREE stuff. You can earn from 50 cents to $15 or more for every FREE offer or contest your visitors signup for. They even set you up with your own Freebies site. (Report Expired Freebie)