However, I have heard good things about the others as well. Com - InfoHiway. Com - WorldWideMart. Com - Internet. Com - BigNoseBird.
Helps build reciprocal links.
It can also check on those who said they would link, but did not, or later took it down. I haven't tried it, but it sounds great. If you do, let me know how it goes. It's written by Will Bontrager, who is tops in my book MasterSyndicator. Just set up the script on your site, or ask these folks to help.