Free Recommend Tools

ListOpt Tell A Friend
Increase traffic to your site, while generating EzinePlace subscriptions at the same time! With this program, you can let users tell their friends about YOUR website, and also give them a chance to sign up for EzinePlace ezines at the same time. Pays you 7 cents for every subscription: if a user subscribe to 10 newsletter while using the TAF form, they will pay you 70 cents

BirdCast
Refer a friend script that you install and host yourself. Freeware, of course.

HostedScripts.com
If you don't have your own cgi-bin, this site can help! Remotely hosted scripts for message board, top sites list, graphical or text hit counter, password protection, mailing list, polls, site search, guestbook, chat, recommend service, and more.

GeekVillage Tell A Friend
Use this service to add a "Tell a Friend" link to your Web site.

Refer Me
Free refer-a-friend service. Remotely hosted. Messages go out twice an hour, not instantly.